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$
29.99
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Condition: New
Location: United States
Plotted graph and recorded data are printable High accuracy up to ±1.5 dB With 2 equivalent weighted sound pressure levels A and C FAST/ SLOW time ... moreweighting selection Automatic power off when idle for 10 minutes Tested compatible with Microsoft Windows XP/ Vista/ 7(32 bit and 64 bits) Specifications: LCD display: 4 digits LCD size: 2.2 inch(55 mm) Display: 0.5 secretary Measuring Level: 30 ~ 130 dB(A) Accuracy: ±1.5 dB Frequency Response: 31.5 Hz ~ 8.5 kHz Resolution: 0.1 dB Sound Level: Level 1: 30 ~ 80 dB Level 2: 50 ~ 100 dB Level 3: 60 ~ 110 dB Level 4: 80 ~ 130 dB Level 5: 30 ~ 130 dB Dynamic Range: 50 dB/ 100 dB Frequency Weighting Characteristic: A/ C Analog Bar Graph: 1 dB/ 1 bar graph Sampling Rate: 20 times/ second PWM Signal Output: duty cycle = 0.01 x dB value x 100% 3.3 Dynamic Characteristic(Time weighting) FAST(high speed) SLOW(low speed) Calendar Accuracy: ±30 seconds/ day Microphone: 0.5 inch polarization capacitance microphone Power Supply: 4 x 1.5V AA battery(not include)or USB Cable Power Life: about 20 hours continuous use(alkaline battery) Operating Temperature: 0 ~ 40 °C(32 ~ 104 °F) Operating Humidity: ≤80% R.H. Dimensions: approx. 256(L) x 70(W) x 35(H) mm(10.1 x 2.8 x 1.4 inch) Weight: approx. 308 g(without battery) Package Include: 1 x Professional Sound Level Meter 1 x Sponge Ball 1 x USB Cable 1 x Software CD 1 x English Instruction Manual Have any questions or need to contact us about something you purchased? We would love to hear from you. Please contact us directly from Aliexpress with"Chat now" and your emails will be replied to.In the order it was received. On the following business day. For items that are already purchased, kindly include your item number for faster response time.
$
109.99
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$9.99 Shipping
Condition: New
Location: China
Two display modes are designed for much fun, dot display or bar display can be switched freely. Display range: -57dB ~ 0dB. Audio signal input: stereo ... moreL/R RCA / Microphone (optional). Audio output: stereo L/R RCA.
$
89.99
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Condition: Used
Location: Twin Falls, United States
This is a working pull. As shown in photos with the power supply. Please let me know if you have any questions.
$
109.99
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Condition: New
Location: China
Two display modes are designed for much fun, dot display or bar display can be switched freely. Display range: -57dB ~ 0dB. Audio signal input: stereo ... moreL/R RCA / Microphone (optional). Audio output: stereo L/R RCA.
$
150.00
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$20.35 Shipping
Condition: For parts or not working
Location: Burbank, United States
INVENTORY #45077. MODEL: 2801. Thus preventing any possible "rack rash" or scratches. If it were a guitar pedal, avoid sticking Velcro on it and mounting ... moreto your pedal board until it passed your test to be knighted and sit at your round table of pedals.
$
35.00
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$17.39 Shipping
Condition: For parts or not working
Location: Santa Fe, United States
Accessories included : as listed. These item have been sitting on a shelf for a couple decades.They are ingood condition but are untested and sold as-is ... moreand as-described.
$
99.99
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Condition: New
Location: China
Original IN9 tube music level meter from Douk Audio, with 3.5mm AUX input and microphone to achieve wireless pickup, can be matched very well with most ... morecommon audio device such as mobile phone, computer, CD players, or speakers and so on, very suitable for home/office/studio audio system to dynamically decorate your auditory feast.
$
100.00
1d 16h 21m 38s
0 bids
$16.10 Shipping
Condition: New
Location: Watertown, United States
Level ranges. Accessories: Battery, screwdriver, audio plug, windscreen, software, USB cable, tripod and power. Size(HxWxD): 230mm x 60mm x 30mm (3851/3852). ... moreUS Sale Only. FAST ( 125mS ), SLOW ( 1s ).
$
290.35
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$52.79 Shipping
Condition: Gebraucht
Location: Netherlands
Sold as pictured without power cable. What you see is what you get. If it is not in the picture it is not included in the sale- for example power cables, ... moreadapters,batteries, probes, manuals. item is for sale AS IS.
$
499.99
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Condition: Used
Location: Lancaster, United States
Type 2801 Condenser Tube. Overall it is considered in Good Condition. We hope you enjoy the photos and information presented herein. With only signs of ... moreuse & wear.
$
79.99
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Condition: New
Location: Los Angeles, United States
VU56 PRO is the original and upgraded music spectrum designed by Douk Audio. 56 bit in per channel, 112 bit stereo display, ultra-high resolution, easily ... moreto see the music level status in real time, every slight change of sound can be shown visually, with much kinds of display effects to dynamically decorate your listening enjoyment. Two display mode, PPM (peak programme meter, 0dB=1.5Vpp) and VU (volume unit, 0dB=0.775Vrms) mode, to satisfy different display requirements. The color of main bar and peak LED can be switched green or red freely, and it also supports 8 kinds of display effects to get much fun and higher playability. Unique and attractive design, besides MIC pick-up, VU56 PRO also can be used as an audio converter / splitter with its RCA and 3.5mm AUX inputs and outputs. All in.
$
56.99
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Condition: New
Location: China
Original music spectrum from Douk Audio. Adopting MCU to process the audio signal, 56 bit in per channel, 112 bit stereo display. Ultra-high resolution, ... moreacheiving to see the music level status in real time, every slight change of sound can be shown visually, dynamically decorating your listening enjoyment.
$
44.99
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Condition: New
Location: Los Angeles, United States
【Visualizing Dynamic Music】With 32 colorful LED lamp beads, highly sensitive microphone pickup and noise filtering function, Music Levels light bar provides ... more8 modes of display and over 60 color combinations, incomparably and perfectly make music alive. 【Advanced and Powerful Function】The AGC algorithm ensures the best display effects when the input signal changes. Display mode, color, peak, brightness, speed, sensitivity can all be adjusted freely to satisfy different needs.
$
110.00
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Condition: New
Location: China
Use USB data output and RS-232 data output to connect with PC. (Optional). Leq-Equivalent Continuous A Sound Level. Lmax-Maximum Sound Level. Provide ... moreBluetooth data output choice. Auto range selection and digital display with no guessing errors.
$
14.44
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Condition: New
Location: China
With a microphone, do not need to connect the audio cable. The lights are on. using single-chip drive, the spectrum effect is better, not bright and clear ... morehigh brightness. 1x Spectrum Lights. high brightness: all use authentic Taiwan billion light highlight LED.
$
64.13
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Condition: New
Location: China
The default alarm value s 130. Users can adjust it from 50 to 130dB. Press " Button No.4 " to turn off alarm and the red light off;. Audio Outlet: when ... morethere is an alarm with 2KHz Signal, it can drive the loudspeaker to alarm.
$
49.99
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Condition: New
Location: Los Angeles, United States
Built-in highly sensitive microphone (sound-controlled). Aluminum alloy integrated molding housing Customize LED lighting mold components to make colors ... moresoft. 32 independent RGB colored LED. More than 8 dynamic display optional, 60 color combinations optional Custom rhythm speed adjustment is supported The monochrome mode and color mode is available. Light group and peak light can be customized The AGC algorithm ensures the best effects when the input signal changes. Brightness, speed,sensitivity and AGC can all be adjusted conveniently Plug and play by Micro USB cable . USB upgrade is Supported Ambient noise filtering is available.This function can significantly reduce the impact of ambient noise on the use of sound-controlled products.
$
32.99
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Condition: New
Location: China
【Visualizing Dynamic Music】With 32 vivid colorful LED lamp beads(24 green+8 red), highly sensitive microphone pickup and noise filtering function, AK_DB32Pro_MIC ... moreprovides different display modes and all items are adjustable, incomparably and perfectly make music alive. 【Advanced and Powerful Function】Mono 32 segment widening lights to ensure adequate dynamic range and fine enough. The AGC algorithm ensures the best display effects to match well with different input signals. Display mode, peak, brightness, speed, sensitivity can all be adjusted freely to fit different usage scenarios .
$
300.00
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$40.00 Shipping
Condition: Used
Location: United States
BRUEL& KJAER TYPE 2804 MICROPHONE POWER SUPPLY Description: Thank you for your interest! We are auctioning off this BRUEL& KJAER TYPE 280 4 MICROPHONE ... morePOWER SUPPLY. Acquired from government surplus. As you know with most government agencies. When a new grant comes in, they have to justify the grant by buying new equipment leaving very useful equipment for surplus. COMES as shown! Dent on the side. Corrosion in battery compartment. Some cosmetic wear. USA CUSTOMERS- NO MEANS TO TEST. May have other unknown issues. Sold as is for parts or repair! INTERNATIONAL CUSTOMERS- NO MEANS TO TEST. SOLD AS IS WITH NO GUARANTEES. 1. All equipment is sold-as-is. We are surplus equipment dealers and do not have the ability or knowledge to test equipment for functionality beyond plugging it in and describing what we observe as best we can. 2. All statements regarding products and their configurations are made to the best of our ability and with the assumption that the buyer is knowledgeable and proficient in the use of this type of equipment. 3.We have no knowledge of the history of the equipment. Due to the nature of used and surplus equipment no guarantees or warranties either expressed or implied are offered unless specifically noted in the description. 4. NO REFUNDS OR RETURNS will be allowed. No exceptions unless offered in the description. 5. No manuals.NO STANDARD POWER CORDS, accessories, software etc are included unless pictured and noted in the description. 6. It is the bidder's responsibility to understand that the terms of the auction. The nature of equipment offered and bid accordingly. Shipping: BUYER TO PAY SHIPPING IN THE US. Alaska& Hawaii will be more! INTERNATIONAL BIDDERS WELCOMED-PLEASE CONTACT US FOR ACCURATE SHIPPING CHARGES Payment: Gladly accept most forms of payment including paypal click to Enlarge click to Enlarge inkfrog terapeak. I000000. InkFrog Analytics.
$
16.99
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Condition: New
Location: Fontana, United States
This Mini Handheld Digital Sound Level Reader is compact and lightweight. Accuracy: ±1.5dB. Low battery indication when the battery level is very low. ... moreThe large LCD display gives readings in large, clear numbers.
$
29.02
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Condition: New
Location: Denver, United States
Highly accurate with +/-1.5dB. Sound Level: 30 ~ 130 dB. HOLD, MAX & MIN, AUTO POWER OFF, BACKLIT – Including all useful features such as data hold, max ... morerecorded reading and min recorded reading as well as auto power off.
$
37.99
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Condition: New
Location: China
Dual 60 LED dot matrix display module, each channel with 12 green+12 pink+12 blue+12 yellow+12 red LEDs, easily to see the music level status in real ... moretime, every slight change of sound can be shown visually. Each channel with independent gain adjustment button (1/0/3), easily to rotate to match well with different kinds of input signals, and better display effects can be achieved. With standard 3.5mm AUX and microphone input, compatible with most common or professional audio devices, suitable for home, car, recording studio, broadcast station, TV station, professional audio cabinet use, make the music visible.
$
42.99
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Condition: New
Location: Los Angeles, United States
IR240 LCD sound level & music spectrum & clock is originally designed by Douk Audio, with many display modes and display effects, easily to be swtiched ... moreaccording to different habits. Adopting 32 bit high-speed processor, the display is more accurate. With LINE and wireless microphone inputs, can be matched very well with most common audio device such as mobile phone, computer, CD players, or speakers and so on, very suitable for home/office/studio/car audio system to dynamically decorate your auditory feast. All items can be adjustable, and also support user-defined width and spacing distance in music spectrum mode, provides music listening much fun and higher playability. With remote control, all settings can be achieved from the distance, very convenient to use.
$
49.99
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Condition: New
Location: China
Dual 60 LED dot matrix display module, each channel with 5 red+10 blue+ 10 pink+10 green+10 pink+10 blue+5 red LEDs in order, easily to see the music ... morelevel status in real time, every slight change of sound can be shown visually. With 4 kinds of display modes(bar/bar+peak point/ single point/multiple point), and two channels can display different modes at the same times, the music spectrum is colorful and dynamic. Each channel with independent gain adjustment button (1/0/3), easily to rotate to match well with different input signals, and better display effects can be achieved.
$
99.99
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Condition: New
Location: China
Dual 40 LED music spectrum, adopting high-precision audio process chip to transfer the audio signal to LED display, each channel with 20 green+10 yellow+10 ... morered LEDs, acheiving to see the music level status in real time, every slight change of sound can be shown visually. Two display modes are designed for much fun, dot display or bar display can be switched freely. And each channel with input level (gain) adjustment button, just rotate it to adjust different kinds of input signals and achieve better display effects. With standard stereo L/R RCA and optional micrphone input, compatible with most common or professional audio devices, suitable fo recording studio, broadcast station, TV station, professional audio cabinet, home, car use, make the music visible.
$
479.00
Buy It Now
$11.75 Shipping
Condition: New
Location: Louisville, United States
Displaying with breaking the spectrum into octaves. Distortion (clip) detector. Simultaneous work with two signal sources. Next-Lab RTA High SPL Microphone. ... moreThe device has two Lab-Bus digital bus ports to which the pressure sensors, microphones or power sensors can be connected.
$
949.16
Buy It Now
$19.00 Shipping
Condition: Neu
Location: Dresden, Germany
This new ATD5-T USB Microphone is the improved version of the ATD4-S. It has improved frequency range and dynamic. Due to it's internal DC/DC converter ... moreit can handle up to 10V RMS and +/-14V peak. Simply connect this microphone to a free USB port, no preamplifier, no external power no driver.
$
49.99
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Condition: New
Location: China
Dual 60 LED dot matrix display module, each channel with 12 green+12 pink+12 blue+12 yellow+12 red LEDs, easily to see the music level status in real ... moretime, every slight change of sound can be shown visually. Each channel with independent gain adjustment button (1/0/3), easily to rotate to match well with different input signals, and better display effects can be achieved. With standard 3.5mm AUX and microphone input, compatible with most common or professional audio devices, suitable for home, car, recording studio, broadcast station, TV station, professional audio cabinet use, make the music visible.
$
49.88
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Condition: New
Location: China
Louder The more the LED lights from left to right, the LED will also jump with the music, especially when playing DJ. If you want to connect it from 2DIY, ... moreyou need to attenuate the signal. Size: PCB board length 50cm width 4cm; 2.
$
29.28
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Condition: New
Location: China
Automatic backlight display. Due to the difference of different monitors, the picture may not reflect the actual color of the item. Maximum reading hold. ... moreSize: 50 33 159.5mm. low battery indicator. Weight: 84g (without battery).
$
95.00
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Condition: New
Location: China
The descent speed of main beam. The descent speed of peak point. Adopting MCU to process the audio signal, 56 bit in per channel, 112 bit stereo display. ... moreMain beam + peak point drop. And 5 kinds of display effects are specially designed.
$
31.34
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Condition: New
Location: Hebron, United States
Noise (A Weighting) 30~130dB 0.1dB ±1.5dB. Full battery duration >12hrs with Bluetooth function on. clear LCD screen. Main Features 30~40° (≤80%RH). Auto ... morepower off. 40~50° (≤45%RH). Low battery indication.
$
199.99
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Condition: Used
Location: Rancho Cordova, United States
Recently removed from working service and guaranteed functional. Cosmetically in fair condition and has heavy wear from previous use including blemishes, ... morescuffs, and scratches. Some of the connectors are bent. Includes Conditioner and Preamp as pictured. No additional items or accessories are included. No power supply / power cable included. Photos are of the actual unit for sale. Inventory is on hand and ready to ship. Please feel free to message us with any questions you may have. Thank you for checking out our listing. .
$
42.99
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Condition: New
Location: China
Dual 40 LED dot matrix display module, the color of main beam display in each channel can be switched freely, easily to see the music level status in ... morereal time, every slight change of sound can be shown visually. Each channel with peak point lamp to bounce, adding more dynamic sense, also with independent gain adjustment button (1/0/3), easily to rotate to match well with different input signals, and better display effects can be achieved.
$
14.99
Buy It Now
$2.00 Shipping
Condition: New
Location: United States
5600mAh Power Bank 13.99$ Digital Photometer Luxmeter 14.49 13.77$ Wired Gamepad Fr XBOX 360 22.99 21.15$ 2pc PC Wireless Gamepad 25.99 23.39$ Push up ... moreWirefree BRA 17.99 16.55$ Wireless Bluetooth Headset 37.98 34.18$ Projection Alarm Clock 26.99 24.29$ Blue-ray Burner Drives 43.99 41.79$ Description SKU:HD04200401A1 Features: ● High sensitivity. High accuracy and high stability ● Main functions: Maximum data hold. Auto power off, auto backlit and low battery indication ● Quick respond and read with clear LCD display ● Easily operate and carry it ● Practical. Portable and durable Specifications: ● Color: White ● Measurement range: 30-130dB ● Accuracy: ±1.5dB ● Resolution: 0.1Db(4bits) ● Measurement distance: 20-130mm ● Frequency: 31.5Hz-8.5KHz ● Sampling rate: 2times/second ● Emissivity: 0.95 ● Product dimension: 57*26*149mm ● Product weight: 200g Package included: 1X Mini Digital Sound Pressure Noise Level Meter 1X User Manual Terms& Conditions Payment We accept payment via PAYPAL ONLY. Payment must be made within 7 days of auction closing. Please list your special requests(color. Packages, etc. in the PAYPAL NOTES SECTION when you make payment Shipping We arrange the shipment from Monday to Friday. Shipping fee includes packaging and handling fees. Items will be send out within 24 business hours after Payment Verified(Available on business days only) We only ship to confirmed PAYPAL addresses. Your PAYPAL address MUST MATCH your Shipping address. If you need to change your address. Please change it before you pay, or contact us when you pay for it. Tax is buyer's respomsible Feedback We will automatically leave positive feedback to every buyer who completed the transaction. Please DO LEAVE us FOUR 5- Detailed Selling Rating(DSR) and give Positive feedback which may help a lot for our business development.Because the Ratings below 5 are equal to"You are NOT satisfied. Your recognition is our motivation in developing our small company and improving our service for each customer. It'll take yo
$
99.99
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Condition: New
Location: Los Angeles, United States
Full color crystal cube music spectrum design: adopts 29PCS independent W2812 lamp beads and 29PCS transparent acrylic boards, with innovative design ... moreand perfect combination of music and art, suitable for both music and electronic enthusiasts, also a delightful art decoration for home, car, boat etc. Microphone and LINE dual audio inputs: integrated convenience and accuracy into a whole, a visual feast can be easily achieved just place VU29 near your speaker, accurate audio display also can be got via 3.5mm AUX input which supports stereo/mono display, 2PCS VU29 can be placed on the left and right to build more wonderful stereo display effects.
$
179.99
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Condition: New
Location: China
As an analog VU meter, , with wired stereo RCA input and wireless microphone inputs, can be matched very well with most common audio device such as mobile ... morephone, computer, CD players, or speakers and so on, very suitable for home/office/studio system to dynamically decorate your auditory feast. As a 4-way audio splitter box, VU2 can work in 4-IN-1-OUT to compare the sound quality of differet audio source among mobile phone, tablet computer, TV, CD player, DAC etc., also can work in 1-IN-4-OUT mode to do contrasts among preamp, headphone, power amplifier and active speakers etc., no need to plug in and out cables repeatedly to avoid wearing the contact point of the sockets. 4 channel can input at the same time to mixer different audio source, also can output at the same time to satisfy the.
$
86.85
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Condition: New
Location: Greensboro, United States
You need to restart the machine. If it is too large, it will burn the circuit board. If the device is turned on, the LCD display does not display, and ... morethe sensor may be faulty. Alarm switch setting: short press the "horn button" to turn off the alarm and the red light goes out, then press the "horn button" to turn on the alarm, and the red light is on.
$
117.70
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Condition: New
Location: China
Two display modes are designed for much fun, dot display or bar display can be switched freely. Audio output: stereo L/R RCA. Audio signal input: stereo ... moreL/R RCA / Microphone. Display mode: dot / bar (switchable).
$
98.79
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Free Shipping
Condition: New
Location: China
Two display modes are designed for much fun, dot display or bar display can be switched freely. Audio signal input: stereo L/R RCA / Microphone (optional). ... moreAudio output: stereo L/R RCA. Display mode: dot / bar (switchable).
$
79.99
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Condition: New
Location: China
【Sound Level Meter & Clock】Adopting STN32F103 processor, 160 (8*20) colorful LED beads, with highly sensitive microphone pickup and ambient noise filetering, ... moreall LED will dance along with the rhythm to make music alive. Also can be used as a digital clock, dec 【Mutiple Display Mode and Color Combinations】All items are adjustable to get countless display effects, such as mode, color, brightness, gain, speed etc. to match with different environments, display direction can be vertical or horizontal to get better decorative effects.
$
99.99
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Condition: New
Location: China
【Visualizing Dynamic Music & Easy Use】AK_DB64D_Color adopts 64 colorful LED beads in each channel, with highly sensitive microphone pickup with ambient ... morenoise filetering, and also supports LINE input to get more accurate audio display, make music alive. Design with button and remote control, easy to adjust all items and no need to move the music light bar. 【Countless Display Effects and Color Combinations】Synchronise your ambient lighting to dynamically match the on-screen action in games, movies, and videos, or turn your desktop into a living visualiser for your music:.
$
130.98
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Condition: New
Location: Phoenix, United States
Data hold and Max hold functions. Microphone: 0.5" (12.7mm) Electret Condenser. Data Hold: Yes. Low: 30 to 100dB. Low battery indicator and auto shut ... moreoff. High: 60 to 130dB. Low Battery Indicator: Yes.
$
989.00
Buy It Now
$21.50 Shipping
Condition: New
Location: Louisville, United States
Can run SPL + SPL + SPL + SPL or. SPL + SPL + SPL + AC Clamp or. SPL + SPL + AC Clamp + AC Clamp or. Next-Lab RTA Microphone. SPL sensor. Next-Lab SPL ... moreSensor. The Next-USB device is intended for transmitting data received from Next-LAB sensors to a PC, tablet PC, or smartphone.
$
97.49
Buy It Now
$5.00 Shipping
Condition: New
Location: China
We also believe both of us could solve any problem friendly. Due to the light and screen difference, the item's color may be slightly different from the ... morepictures. We are the trustworthy supplier. We will try our best to reduce the risk of the custom duties.
$
16.39
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Condition: New
Location: Blaine, United States
Large LCD display with digital reading and maximum hold to lock the maximum reading. With modern compact and portable appearance design. Large LCD screen ... morewith digits reading. Product Size: 14.2 x 5.3 x 3.5cm.
$
679.00
Buy It Now
$13.70 Shipping
Condition: New
Location: Louisville, United States
Displaying with breaking the spectrum into octaves. Distortion (clip) detector. Simultaneous work with two signal sources. Next-Lab RTA High SPL Microphone. ... moreThe device has two Lab-Bus digital bus ports to which the pressure sensors, microphones or power sensors can be connected.
$
36.99
Buy It Now
Free Shipping
Condition: New
Location: China
IR240 LCD sound level & music spectrum & clock is originally designed by Douk Audio, with many display modes and display effects, easily to be swtiched ... moreaccording to different habits. Adopting 32 bit high-speed processor, the display is more accurate. With LINE and wireless microphone inputs, can be matched very well with most common audio device such as mobile phone, computer, CD players, or speakers and so on, very suitable for home/office/studio/car audio system to dynamically decorate your auditory feast. All items can be adjustable, and also support user-defined width and spacing distance in music spectrum mode, provides music listening much fun and higher playability. With remote control, all settings can be achieved from the distance, very convenient to use.
$
450.00
Buy It Now
Free Shipping
Condition: New
Location: China
With built-in 1/1 octave and 1/3 octave filters. Built in 1/1 and 1/3 octave filter. Large screen display is adopted, with clear and intuitive display. ... moreWith dynamic scale display. 30dB~90dB (dynamic scale display 10dB~100dB).
$
139.99
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Condition: New
Location: China
Inspired by Nixie tubes, adopting 4 glass tubes and inside each one there are 30 LED lamp beads, visualize music and make it alive, easily to see the ... moremusic level status in real time, every slight change of sound can be shown visually, the bouncing LED lamp beads also can warm your desk/office/studio. Unprecedented wonderful design, not only a sound level meter but also an amazing decor clock, can display time in its unique way, combining practicability and aesthetics, the best choice as a surprising festival gift for your friends / children / families / colleagues etc. Sound level meter mode supports 18 kinds of display color and 3 kinds of display effects, dynamically decorate your listening enjoyment, with much fun and higher playability. With auto / manual brightness adjustment, easily.
$
799.00
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$14.95 Shipping
Condition: New
Location: Louisville, United States
Can run SPL + SPL + SPL or. SPL + SPL + AC Clamp or. Next-Lab RTA Microphone. SPL sensor. Next-Lab SPL Sensor. The Next-USB device is intended for transmitting ... moredata received from Next-LAB sensors to a PC, tablet PC, or smartphone.
$
189.00
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Free Shipping
Condition: New
Location: Phoenix, United States
Digital analog bargraph. Data hold and Min/Max hold. Microphone: 0.5" (12.7mm) Electret Condenser. Low: 30-90 dB. Low battery indicator and auto shut ... moreoff. High: 70-130 dB. Low Battery Indicator: Yes. AC/DC output signal for use with dataloggers.
$
190.93
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$24.76 Shipping
Condition: Used
Location: Canada
$
56.99
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Condition: New
Location: China
Accurate sound level meter with DB display: adopts dedicated LED display screen, 24 RGB LED lamp beads on each channel also with 24-level DB indicator ... moredisplay, incomparably and perfectly make music alive, decorate your listening space. Line input integrated with power interface: equipped with 1x USB & 3.5mm cable and 1x 1:2 3.5mm AUX cable, compatible with your phone/PC/game player/speaker, easily to see the music level status in real time and every slight change of sound can be shown visually. .
$
25.60
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Condition: New
Location: United States
Sampling speed: FAST (125 millisecond). Power dissipation of the battery:17mA 4.5V. Noise range(A frequency weighting):30-130dB. Degree if accuracy:±1.5dB(94dB,104dB,114dB@1KHz). ... more1 x Sound Level tester.
$
149.99
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Condition: New
Location: Deltona, United States
Digital analog bargraph. Data hold and Min/Max hold. Microphone 0.5" (12.7mm) electret condenser. Soft Carrying Case. Low battery indicator and auto shut ... moreoff. Low: 30-90 dB. Appliance Noise Testing. High: 70-130 dB.
$
279.95
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$8.00 Shipping
Condition: New
Location: Singapore
It supports a variety of hardware ranging from sound cards which are available in almost all computers to proprietary ADC and DAC hardware such as VT ... moreDSO, VT IEPE, VT CAMP, VT RTA, NI DAQmx cards and so on.
$
68.00
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Condition: New
Location: China
The default alarm value s 130. Users can adjust it from 50 to 130dB. Press " Button No.4 " to turn off alarm and the red light off;. Audio Outlet: when ... morethere is an alarm with 2KHz Signal, it can drive the loudspeaker to alarm.
$
28.20
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Condition: New
Location: China
Accuracy up to 1.5dB. Accuracy: ±1.5dB. Resolution: 0.1dB. Size: 50 33 159.5mm. Storage conditions: -10~60 10~70%RH. Maximum reading hold. Working conditions: ... more0~40 10~80%RH. low battery indicator.
$
56.49
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Condition: New
Location: China
Frequency Weighting Characteristic: A / C. Sound Level: Level 1: 30 ~ 80 dB. With 2 equivalent weighted sound pressure levels A and C. PWM Signal Output: ... moreduty cycle = 0.01 x dB value x 100% / 3.3. Level 2: 50 ~ 100 dB.
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Past Items  
 
Microphone Power Supply Type 2810 FREQUENCY RESPONSE: 10 Hz to 15 kHz ±1dB AMPLIFIER GAIN: Adjustable from 0 to +40 dB ±0.5 dB INPUT SOCKETS: 5-pin socket supplying preamplifier power and microphone polarization voltage(28 V) Accepts plug JP 0510 INPUT IMPEDANCE: 40 kW MAXIMUM INPUT VOLTAGE: 100 V peak to peak OUTPUT IMPEDANCE: 100W in series with 6.8 mF DISTORTION: See Fig. 6 MAXIMUM OUTPUT VOLTAGE: 4.5 V peak MAXIMUM OUTPUT CURRENT: 3mA CHANNEL SEPARATION: 70 dB at 10 kHz NOISE(Referred to input at max. gain) A-weighted: 2.5 mVRMS Lin. 22.5Hz to 22.5 kHz: 4mVRMS(See EMC Immunity Note 1) INFLUENCE OF MAGNETIC FIELD(100 A/m) Max. 6mVRMS. Measured on output POWER SUPPLY: Four 9V non-rechargeable alkaline batteries, type 6LF22. Approximately 200 hours continuous operation with two 2642s L'oggetto è in ottime condizioni estetiche ... moree funzionali. non posso emettere fattura commerciale; VENDITA EFFETTUATA DA PRIVATO CHE ESCLUDE ULTERIORI GARANZIE DI LEGGE
BRUEL& KJAER TYPE 5935 DUAL MICROPHONE POWER SUPPLY FOR REPAIR. CAME FROM SAME LOT OF OTHER UNITS I SOLD BUT THE BATTERIES WERE LEFT IN THIS UNIT AND THEY CORRODED. D35C.RcmdId ViewItemDescV4,RlogId p4%60bo7%60jtb9%3Fvo%7B%3Dd70f%2Bf54%3E-13f0b105094-0x105-
Here are two vintage Bruel& Kjaer model 2801 Microphone Power Supplies. Neither has been tested and no power cords are included. Sold as-is. You will receive the items you see here.
BRUEL& KJAER 2807 TWO CHANNEL MICROPHONE POWER SUPPLY 115/220V THIS ITEM IS USED. BUT IN GOOD CONDITION. BRUEL& KJAER 2807 TWO CHANNEL MICROPHONE POWER SUPPLY 115/220V. ITEM HAS BEEN TESTED AND THE LIGHTS ON THE FRONT COME ON SO IT IS ASSUMED TO BE IN WORKING ORDER. SEE PICTURES FOR OPERATING PARAMETERS. PLEASE EMAIL WITH QUESTIONS OR CALL US AT 610-944-8621. THANKS FOR LOOKING. FOR THOUSANDS OF OTHER INDUSTRIAL ITEMS. ITEM DETAILS: MODEL# 2807 OVERALL DIMENSIONS: WIDTH: 11.5" LENGTH: 3" HEIGHT: 6.5" WEIGHT: 10 LBS OTHER DETAILS: THIS ITEM IS LOCATED AT OUR ELECTRICAL SURPLUS(19522) FACILITY. SHIPPING: WILL SHIP MOTOR FREIGHT TO ALL US. CANADA AND MEXICO. WE ALSO ALLOW LOCAL PICK-UP AT OUR FACILITY; WE DO HAVE FORK TRUCKS TO LOAD. THE BUYER IS RESPONSIBLE FOR ALL SHIPPING& HANDLING COSTS. SHIPPING COSTS ARE DETERMINED ... moreBY THE LOCATION OF THE BUYER AND THE WEIGHT OF THE ITEM SOLD. THERE IS A $10.00 HANDLING CHARGE FOR ALL INTERNATIONAL UPS AND USPS PACKAGES AND $50.00 FOR ALL FREIGHT SHIPMENTS. SHIPPING WILL NOT TAKE PLACE UNTIL PAYMENT IS RECEIVED. ATTENTION INTERNATIONAL BUYERS: PLEASE PROVIDE A PHONE NUMBER AND SHIPPING ADDRESS SO WE CAN GET THE ITEM SHIPPED TO YOU. DO NOT FORGET ABOUT ANY OTHER CHARGES WHICH ARE CHARGED BY THE CARRIER. THIS IS SOMETHING WE HAVE NO CONTROL OVER AND IS AN ADDITIONAL CHARGE TO SHIPPING. RETURN POLICY: WE WILL REFUND YOUR MONEY IF THE ITEM YOU RECEIVE DOESN'T WORK AT ALL UNLESS IT WAS LISTED AS BEING"PARTS ONLY" OR"NOT IN WORKING CONDITION. THE BUYER WILL BE RESPONSIBLE FOR ALL RETURN SHIPPING FEES. ONCE THE ITEM IS RECEIVED AT OUR LOCATION WE WILL ISSUE THE REFUND. ITEMS MUST BE RETURNED WITHIN 14 DAYS FROM THE DATE IT WAS DELIVERED TO THE BUYER. ADDITIONAL INFORMATION: AUCTIONS WITHOUT A BID MAY END AT ANY TIME AS THE ITEMS ARE ALSO FOR SALE AT OUR LOCAL FACILITIES. WE ACCEPT PAYPAL PAYMENTS AND CREDIT CARDS(VISA/ MASTER CARD/ AMERICAN EXPRESS/ DISCOVER) PLEASE NOTE THAT WE ARE NOT AN AUTHORIZED DEALER FOR ANY OF THE ITEMS WE LIST ON
Being offered is a Bruel& Kjaer. Model 2808, 2 Channel Microphone Power Supply. This is clean used equipment in working condition. Sold new for over $2500. And you can buy here for $1000's less. Please refer to the pictures for details. Payment due within 3 days of auction end. Paypal is accepted.
BRUEL& KJAER TYPE 2804 MICROPHONE POWER SUPPLY*SOLD AS IS* International buyers must provide their own shipping account to ship unit on. International buyers must provide own shipping account& pass US Customs security screening. SHIPPING COSTS MAY DIFFER FROM EBAY LISTING PLEASE CALL Please visit us at: Or call: Ask for Shaun Long 530-278-9114
Bruel& Kjaer Type ZG 0418 Microphone Power Supply You are bidding on a used Bruel& Kjaer Type ZG 0418 Microphone Power Supply. I am selling this piece for parts or not working because I received it in a large surplus purchase and have no way of testing it. Cosmetically the piece has some scratches on it but nothing that would affect performance. This unit may need repair to function properly. Please bid accordingly. All items are described to the best of our knowledge. We are equipment resellers. Not professional technicians. Please e-mail us with any questions. USA Bidders Only Winning Bidder is to pay the Bid amount plus $9.99 for packing and shipping for lower 48 States. All buyers located in Georgia will pay 7.0% sales tax. Buyer can Pay with: Paypal. I cannot ship to a P.O. Box. USA Bidders Only. Thanks. E3) Powered by The free ... morelisting tool. List your items fast and easy and manage your active items. jy.RcmdId ViewItemDescV4,RlogId p4%60bo7%60jtb9%3Fuk%601d72f%2Bkw4sjm5%3Ejy-13fc0dc0876-0xf6-
This auction is for the B&K Instruments model 2807 2 channel microphone power supply as shown in the photos. I plugged this in and connected a scope probe to the back connector. Talking into the microphone made a signal on the screen. As you can see in the one photo. There is the remains of a property sticker on the side. The microphone has a July 1987 calibration date. The power cord is a standard IEC computer type. Nice piece of equipment with the hard to find microphone. Email me if you have questions and thanks for looking.
BRUEL& KJOER MICROPHONE 2612 WITH GOOSENECK& POWER SUPPLY 2801 VINTAGE BRUEL& KJOER OF DENMARK MICROPHONE4132& 2612 PREAMP WITH GOOSENECK& POWER SUPPLY 2801 SOME SCRATCHES TO THE CASE- SEE PICTURES PLEASE POWERS UP BUT UNTESTED- AS-IS USA SHIPPING $12 PRIORITY MAIL. Canada Shipping $16 International Shipping $48*PLEASE READ* I PREFER PAYPAL PAYMENT WITHIN 3 DAYS OF AUCTION END.PLS DO NOT BID IF YOU ARE NOT READY TO MAKE A SPEEDY PAYMENT. Once feedback is left the transaction is over if there is a problem please contact me before you decide to leave feedback. INTERNATIONAL SHIPPING* I cannot be responsible for International orders that may become damaged. Lost or stolen. Once the item leaves the US. It is the responsibility of your country's post office to deliver the package to you. RETURN POLICY* Your satisfaction ... moreis important to me. I strive to accurately list and photograph every item I list for sale so that bidders can buy with confidence! Therefore. I only accept returns if the item was not as described in the auction. All items are sold As Is. Please ask all questions before bidding so there is no confusion. Thanks for taking time to read this and happy bidding
BRUEL& KJAER TYPE 2801 MICROPHONE POWER SUPPLY w/ 2619 1/2" Microphone Preamp Description: Thank you for your interest! We are auctioning off this BRUEL& KJAER TYPE 2801 MICROPHONE POWER SUPPLY w/ 2619 1/2" Microphone Preamp Acquired from government surplus. As you know with most government agencies. When a new grant comes in, they have to justify the grant by buying new equipment leaving very useful equipment for surplus. COMES as shown! Powered up originally when plugged in. But now doesnt power up. Some cosmetic wear. USA CUSTOMERS- NO MEANS TO TEST. May have other unknown issues. Sold as is for parts or repair! INTERNATIONAL CUSTOMERS- NO MEANS TO TEST. SOLD AS IS WITH NO GUARANTEES. 1. All equipment is sold-as-is. We are surplus equipment dealers and do not have the ability or knowledge to test equipment for functionality ... morebeyond plugging it in and describing what we observe as best we can. 2. All statements regarding products and their configurations are made to the best of our ability and with the assumption that the buyer is knowledgeable and proficient in the use of this type of equipment. 3.We have no knowledge of the history of the equipment. Due to the nature of used and surplus equipment no guarantees or warranties either expressed or implied are offered unless specifically noted in the description. 4. NO REFUNDS OR RETURNS will be allowed. No exceptions unless offered in the description. 5. No manuals.NO STANDARD POWER CORDS, accessories, software etc are included unless pictured and noted in the description. 6. It is the bidder's responsibility to understand that the terms of the auction. The nature of equipment offered and bid accordingly. Shipping: BUYER TO PAY SHIPPING IN THE US. Alaska& Hawaii will be more! INTERNATIONAL BIDDERS WELCOMED-PLEASE CONTACT US FOR ACCURATE SHIPPING CHARGES Payment: Gladly accept most forms of payment including paypal click to Enlarge click to Enlarge inkfrog terapeak. I000000. InkFrog Analytics.
FREE SHIPPING IF PURCHASED WITH THE BUY IT NOW OPTION* Bruel& Kjaer Microphone Power Supply Model 2804 Working Used Condition Requires 3 Sized D Batteries(not included) US SHIPPING ONLY CONFIRMED PAYPAL PAYMENTS ONLY Posted with
Vintage BRUEL& KJAER 2804 Microphone Power Supply Powered on with D Batteries. Batteries not included. We offer 14 day warranty against DOA. We offer Replacement/exchange based on quantity available. Please remember to give us feedback. Check out our other auctions for similar items. We process orders the same day to offer the fastest possible shipping! THANKS FOR LOOKING! Q-1775)
Search our eBay Store! Bruel& Kjaer 5935 Portable 2-Channel Dual Microphone Power Supply Unit SKU: JV-BIN-B-DUALMICROPHONE Condition: Used Packaging: OEM Warranty: 30 day DOA Warranty This auction only comes with what is pictured or listed in the description. All parts. Accessories, cables, etc. are only included if pictured or listed in description. If in doubt, please contact us before purchasing. Click an Image to Enlarge New Page 1 Bruel& Kjaer 5935 Portable 2-Channel Dual Microphone Power Supply Unit. Type: 5935. Unit is untested. Dimensions(L”W”H” 8 ¾* 2 7/8* 5 ¾ approx. As a large liquidator for many vendors. Our rating system is as follows. On a scale from 1- 10. With 10 being in new or excellent condition, this item is rated as a 8. SEE PHOTOS. All images taken in house of the unit(s) being sold. Except for multiple ... morequantities where item received will be in similar or better condition. Please review images thoroughly before purchasing. Additional information may be found searching online. We do not have additional info. Only pictured items will be included. All parts. Including accessories and cables are only in cluded if pictured or listed in the description. All pictures are taken in house. If you require more information. Please contact the manufacturer and/or research online. As a large liquidator, we do not carry additional information beyond what has been provided to us above. This FDA DISCLAIMER is for MEDICAL DEVICES only and not for all our products: The sale of this item may be subject to regulation by the U.S. Food and Drug Administration and state and local regulatory agencies. If so. Do not bid on this item unless you are an authorized purchaser. If the item is subject to FDA regulation, we will verify your status as an authorized purchaser of this item before shipping of the item. This unit has been used. It has been cleaned in accordance with the manufacturers guidelines by the medical facility from which we received it. Our Contact: SVC ASSET MANAGEMENT. INC. 1096 PECT
Hello. Up for auction is a Bruel& Kjaer Dual Microphone Supply Power Unit Model Type 5935 L. What is pictured is what you will receive. Auction is for the unit only no cords. It is used but in good condition. Please contact me with any questions. Thanks.
BRUEL& KJAER MICROPHONE POWER SUPPLY TYPE 2810 W BUILD-IN AMPLIFIER. Tested for power only. Did not test with microphone(do not have anyone this type) Batterie s are not included. Normal 0 false false false MicrosoftInternetExplorer4 Microphone Power Supply Type 2810 FREQUENCY RESPONSE: 10 Hz to 15 kHz ± 1dB AMPLIFIER GAIN: Adjustable from 0 to +40 dB ± 0.5 dB INPUT SOCKETS: 5-pin socket supplying preamplifier power and microphone polarization voltage(28 V) Accepts plug JP 0510 INPUT IMPEDANCE: 40 k W MAXIMUM INPUT VOLTAGE: 100 V peak to peak OUTPUT IMPEDANCE: 100 W in series with 6.8 m F DISTORTION: See Fig. 6 MAXIMUM OUTPUT VOLTAGE: 4.5 V peak MAXIMUM OUTPUT CURRENT: 3mA CHANNEL SEPARATION: 70 dB at 10 kHz NOISE(Referred to input at max. gain) A-weighted: 2.5 m VRMS Lin. 22.5Hz to 22.5 kHz: 4 m VRMS INFLUENCE OF MAGNETIC FIELD(100 ... moreA/m) Max. 6mVRMS. Measured on output POWER SUPPLY: Four 9V non-rechargeable alkaline batteries, type 6LF22. Approximately 200 hours continuous operation with two 2642s DIMENSIONS AND WEIGHT: Length: 127 mm(5” Incl. sockets Width: 75mm(3” Height: 37mm(1.4” Weight: 350 g(12.5 oz) including batteries FREE SHIPPING within lower 48.
Used Bruel& Kjaer 5935 dual-channel power supply and conditioning amplifier for microphone preamplifiers. Includes operators manual on CD. Used but in good shape. Some decal wear around the power switch and channel 1 attenuator. I inserted 3"D" batteries into the internal battery holder and the item powers up. With my limited test equipment I tested the item out. Both 10 dB step attenuators work and appear accurate. The unit is capable of the spec'ed output level with distortion at 1Khz of way less than 1% Overload lights appear operational. 24 Volt supply is available at the front connector pins. Rear outputs functional. The best I can tell the item is fine and works. But it is being sold as is. Because due to the lack of the right test equipment, I cannot calibrate the unit and verify everything is within specs. Below ... moreare specs from the manufacturer. Check the manufacturer website for full details. Microphone Power Supplies Types 5935 are dual-channel power supplies and conditioning amplifiers for microphone preamplifiers and CCLD accelerometers. The units are primarily for use in the field. Giving laboratory standard specifications without compromise. Type 5935 has B&K 7-pin input sockets. Portability is a key feature. Allowing high quality microphone and accelerometer signals to be presented to measuring instruments in the field. The casing can also be rack mounted, where the addition of an external supply makes the Type 5935 a practical laboratory instrument. The audio channels are independent. But are electrically identical, giving excellent phase characteristics and minimal gain difference between channels. The active circuitry has a high specification and will not unduly degrade signals before sending them to connected apparatus. Type 5935 provide the polarization voltages necessary for all Brüel& Kjær Microphones; 0 V. 28 V and 200 V. These voltages are sent via the front panel sockets, which in the case of Type 5935, also supply heater current for dehumidification if
Please Read Item/Unit Condition: 1) Used.Power up done,Battery operated,dial,probe and port's are responsive, No further testing made. full operating condition unknown due to inability to test. Removed from University Laboratory Facilities out date. 2) Very nice cosmetic condition. No scratched on the body/ Look photo 3) Item is sold"as is" 4) Yes guarantee 5) Tax's. Duties,Tariff at your Country are not added in sales price,Buyer's must be shoulder. Testing Done: None/ Just power up Calibration Done: None NOTE: All in the picture probe and kit's are Included Note: I'm not Professional may not full Describe or Poor of Description. Please refer to our actual photograph Attached Please see pictures and the item descriptions further down for more details. Please look over the photos carefully and do not assume anything ... moreabout the item(s) included in this listing. This item is sold as you see in the pictures. Unless otherwise stated. If it is not pictured or not listed, it is likely not included. We are not experts and do not claim to be with any of the items we sell. We do the best research we can in order to properly represent the item(s) as clearly and honestly as possible. We strongly encourage buyers to do their own research beforehand. If you have any questions, please ask before you make your purchase and we will do our best to answer your questions to the best of our abilities. NOTE: WE SHIP VIA EMS ONLY(5-7 Working Days) BASE IN ACTUAL& EXACT WET/ KILOGRAMS OF THE PACKAGE. Contact for Shipping cost to your Country Note: If you have Prepared shipping on this item.Please contact We Packed the item Professionally Any accessories. Manuals, driver etc. that are included are itemized or picture in the auction listing. If it is not listed, it is not included. SHIPPING POLICY; 1) We shipping the packaged to your Confirmed PAYPAL ADDRESS or CRIDETCARD PAYER ADDRESS ONLY 2) If you would like SHIP the Packaged to other Distanition Country. You need to Change first your PAYPAL CONFIRMED