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Free Shipping Condition: New Location: China Model: FDM01. Windshield design: block all interference, accurate and error-free. Accuracy: ±1.5dB (based on standard sound source, 94dB@1KHz). Dynamic ... morescale range: 30-130dB. VA color screen alarm indicator light.
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$2.95 Shipping Condition: New Location: China LCD high-definition backlit digital display screen. Black and white screen, digital display screen, large font, clear and visible reading. Low battery ... moreindicator: Yes. Polarized capacitor microphone.
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Free Shipping Condition: New Location: China Want to test the sound level?. Large LCD display with switchable backlight for easy reading, convenient to use. Display: LCD display with switchable backlight. ... moreStorage : -10~60℃(10%~70%RH). Equipped with sponge ball.
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Free Shipping Condition: New Location: China Abusing, alteration, neglect, disassembly or dropping. After checking we shall send you a new set. The sale of this item may be subject to regulation ... moreby the U.S. Food and Drug Administration and state and local regulatory agencies.
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$1.30 Shipping Condition: Brand New Location: China 1 x Decibel Detector (without battery 3X AAA battery). windshield design: more accurate sound collection, Filter the effect of wind on sound. Material: ... moreplastic.
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Free Shipping Condition: New Location: China Alarm function. Data storage. Alarm Reminder(sound+display). Alarm Output. Super large 9.6" LCD digital display with backlight that makes reading more ... moreclear and visually in dark areas. abusing, alteration, neglect, disassembly or dropping.
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Free Shipping Condition: New Location: China peoplemarketing Categories. Description. This equipment has been designed to meet the measurement requirement of Safety Engineers.Health,Industrial Safety ... moreoffices and Sound Quality control in various environment,which include factory,office,traffic,family,and audio system. This is an easy to use and handy Mini Sound Level Meter. Designed for sound quality control that measures sound level from 30dBA up ~ 130dBA. It has auto range. Wide measuring and frequency range(31.5Hz ~ 8.5KHz) maximum hold, Frequency Weighting A and Auto Backlight. Just press one button readings are instantly displayed. A practical little tool great for noise pollution monitoring, home theater setup, health and safety compliance, vehicle noise testing, etc. Auto backlight has a light sensor on top of LCD that detects environment lighting condition. Lighting display intensifies as the environment lighting condition gets darker. The darker the enronment the brighter the illumination. Also. It it reads in dBA and provides windscreen to filter-out unwanted signals. Specifications Included. Measuring Range: 30 ~ 130dBA Accuracy: ±1.5dB Resolution: 0.1dB Frequency Range: 31.5HZ ~ 8.5KHZ Frequency Weighting: A Sampling Frequency: 2 times/sec Digital Display: 4 digits Microphone: 1/2" Electret Condenser microphone Auto Power Off Low Battery Indication Max Hold Function Operating Condition Temperature: 0~40°C(32 ~ 104 °F) Humidity: 10~80%RH Storage Condition Temperature: 10~60°C(14 ~ 140 °F) Humidity: 10~70%RH Power Supply: 1 x 9V Battery(included) Dimension: 55 x 32 x 149mm 1 x Sound Level Meter 1 x Sponge Ball 1 x User Manual More Products In This Category. New Arrivals. What's Hot. Why Shop At Our Store. We accept PayPal only. All major credit cards are accepted through secure payment processor PayPal. Payment must be received within 7 business days of auction closing. If you have bought multiple items from me. You can send me one payment for all the items instead of paying for them individually. When you click th
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$5.89 Shipping Condition: New Location: China Mini Digital LCD Sound Noise Level Meter Tester 30~130 dBA Decibel Pressure New Description NO.82022. This is an easy to use and handy Mini Sound Level ... moreMeter. Designed for sound quality control that measures sound level from 30dBA up ~ 130dBA. It has auto range. Wide measuring and frequency range( 31.5Hz ~ 8.5KHz) Maximum hold. Frequency Weighting A and Auto Backlight. Just press one button readings are instantly displayed. A practical little tool great for noise pollution monitoring. Home theater setup, health and safety compliance, vehicle noise testing, etc. Auto backlight has a light sensor on top of LCD that detects environment lighting condition. Lighting display intensifies as the environment lighting condition gets darker. The darker the environment the brighter the illumination. Also. It it reads in dBA and provides windscreen to filter-out unwanted signals. Special Features Wide dynamic range Compact and pocket-size Instantaneous Sound Measure Function IEC651 TYPE2 Standard ANSIS1.4 TYPE2 US Standard Automatic Backlit Display Digital Display with Auto Range Uses dBa as unit of measurement ± 1.5dB high accuracy Easy one-hand operation with 1-button operation Maximum Hold function With weighted sound pressure levels A Low battery indication Auto power off design for energy saving Tripod Thread at the back Large and clear LCD screen Reliable. Accurate and fast way to measure sound level and calculate the decibel of factory, office, traffic, family, audio system, etc Specifications Measuring Range: 30 ~ 130dBA Accuracy: ±1.5dB Resolution: 0.1dB Frequency Range: 31.5HZ ~ 8.5KHZ Frequency Weighting: A Sampling Frequency: 2 times/sec Digital Display: 4 digits Microphone: 1/2" Electret Condenser microphone Auto Power Off Low Battery Indication Max Hold Function Operating Condition Temperature: 0~40°C(32 ~ 104 °F) Humidity: 10~80%RH Storage Condition Temperature: 10~60°C(14 ~ 140 °F) Humidity: 10~70%RH Power Supply: 1 x 9V Battery( included) Dimension: 57 x 26 x 149mm Set Inclu
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$15.00 Shipping Condition: New Location: China Noise (A weighting). White backlight, clear LCD screen. Light weight, ergonomic design, user-friendly interface. Auto power off. Low battery indication. ... moreProduct size. We maintain high standards of excellence.
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Free Shipping Condition: New Location: China LCD backlight for clear reading. Display: LCD Display. Resolution: 0.1dB. Manual/auto shutoff. Frequency Weighting Features: A Weighting.
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Free Shipping Condition: Used Location: Chino, United States Frequency Range:31.5Hz to 8KHz. Range from 35 to 130 dB. 0.1dB Resolution. Accuracy:± 1.5dB (ref 94dB @1KHz). Dynamic Range:65dB. Auxilitary Output:AC ... moreconditioned, 0.55Vrms corresponding to each range step, impedance: 600 W DC conditioned, 10mV/dB (nominally) impedance: 100 W.
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Free Shipping Condition: New Location: China 0.1dB Resolution Maximum hold function AUX OUTPUT JACKS. Standard applied IEC 651 Type2. Range A LO(Low) Weighting: 35- 100dB A HI(High) Weighting: 65-130dB ... moreC LO(Low) Weighting: 35- 100dB C HI(High) Weighting: 65-130dB. Resolution 0.1dB. Frequency Range 31.5Hz to 8KHz. Accuracy ±2dB. Dynamic Range 65dB. Frequency Weighting A.C. Time Weighting Slow& Fast. Maximum Hold Decay Microphone Electret condenser microphone. Calibration Electrical calibration by using the internal oscillator(1KHz sine Wave at 94dB) Auxilitary Output AC conditioned. 0.65Vrms corresponding to each range step. Impedance: 600 W DC conditioned. 10mV/dB(nominally) Operating Condition 0℃ to 40 ℃. Storage Condition-10℃ to 60 ℃. Display 3 1/2 digitals. Power Supply one 9V battery. Size 240mm(L)x68mm(W)x25mm(H) Weight 210g. Accessories Instruction Manual.Carrying Case. Notice: The standard package don't include batteries.Because.The international air shipping forbid to ship liquid,powder and batteries,we can not put them in the package box.Hope you can understand buy them in your local store or supermarket.Thanks for your support! Shipping: We will ship all items within 1-3 working days upon receipt of payment.Our goal is: ship it as fast as we can. Standard Shipping: To USA.UK and Australia Canada France by ePacket.Need 7-15 working days. Other by China post or Singapore post,need 15-35 working days. Expedited/Standard Int'l Shipping by Fedex.DHL,TNT and EMS courier: To USA,need 3-6 business days,To other countries,need 5-8 business days normally.But sometimes int'l delivery is highly depended on the courier company and local customs/duties. Import duties and taxes are not included in the item price or shipping charges.These charges are the buyer responsibility. Warranty&Reture Policy: We encourage all customers to communicate with us through eBay messages. If you have any questions or comments whatsoever regarding our products or listing. We are waiting to hear from you A 1 year warranty is offered for this product.If the p
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Free Shipping Condition: New Location: China Model:HT622A HT622B optional. HT622B How to Use USB Data Logger HABOTEST HT59 HT60 HT61 Gas Leak Detector Pen Combustible Natural Gas Detectors. Accuracy: ... more±1.5dB (standard sound pressure, 94dB at 1KHz), ± 5dB (standard sound pressure, 94dB at 8KHz).
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$5.89 Shipping Condition: New Location: China
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$6.99 Shipping Condition: New Location: China Digital display,good anti-interference performance,power saving. Range:30—80dB,40—90dB,50—100dB,60—110dB,70—120dB,80—130dB. Sound Pressure Accuracy:±1.5dB ... more(94dB@1KHz),±5dB (94dB@8KHz). Data hold:Yes. MAX/MIN hold:Yes.
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Free Shipping Condition: New Location: China Carejoy Portable 12" Vital Sign ICU Patient Monitor ECG NIBP RESP TEMP SPO2 CE. 1 Noise Tester(windproof sponge ). Boost Your Cell Phone Signal with 850MHz ... moreAmplifier Kit - Improve Coverage. Compact and lightweight, it is easy to carry.
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Free Shipping Condition: New Location: China i000000. Mini Digital Sound Level Meter Noise Tester 30-130dB Decibel Monitor LCD Display Welcome to our store Product Description? This is an easy to ... moreuse and handy Mini Sound Level Meter. Designed for sound quality control that measures sound level from 30dBA up ~ 130dBA. It has auto range. Wide measuring and frequency range(31.5Hz ~ 8.5KHz) maximum hold, Frequency Weighting A and Auto Backlight. Just press one button readings are instantly displayed. A practical little tool great for noise pollution monitoring, home theater setup, health and safety compliance, vehicle noise testing, etc. Auto backlight has a light sensor on top of LCD that detects environment lighting condition. Lighting display intensifies as the environment lighting condition gets darker. The darker the enronment the brighter the illumination. Also. It it reads in dBA and provides windscreen to filter-out unwanted signals. Professional Sound Level Meter/Testing Tool Compact Design. Precise& Accurate Measuring Range: 30~130 dBA Accuracy: ±1.5dB(94dB@ 1KHz) Digit Display& Resolution: 4 Digits& 0.1 dB Frequency Response: 31.5Hz~8.5kHz Frequency Weighting Characteristic: A Sampling Rate: 2 times/second 1/2” Polarization Capacitance Microphone Low Battery Indicator 9V Battery Included Tool Dimension: 2.25” x 1” x 5.9” Tool Weight: 144g Including Battery Complies to IEC PUB 651 TYPE2/ IEC PUB 651 TYPE2 Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge Click to Enlarge We usually ship within 1 business day of receiving cleared payment。 If you haven't received your item in Estimated delivery time.Feel free to email us,We will offer you a satisfactory solution. Ship to PayPal address only.Please check it before payment. Any shipping problem caused by wrong address will counted as non-seller mistake. Thanks for your purchase! We Accept PayPal only. Please pay within 7 days.Any problem please feel
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Free Shipping Condition: New Location: Brentwood, United States Sound Level: 30 ~ 130 dB. Highly accurate with +/-1.5dB. Resolution: 0.1 dB. Accuracy: ±1.5 Db. HOLD, MAX & MIN, AUTO POWER OFF, BACKLIT – Including all ... moreuseful features such as data hold, max recorded reading and min recorded reading as well as auto power off.
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Free Shipping Condition: New Location: Jacksonville, United States Adjustable Over / Under alert threshold via computer interface. Color WITH DATA RECORD FUNCTION. Data Logging function. Maximum data recording limit can ... morebe adjusted via the PC interface. Includes CD Software (dual language: English, Chinese), AC/DC wire & batteries.
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$5.89 Shipping Condition: New Location: China
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$3.50 Shipping Condition: New Location: China Home About us Payment Shipping Returns Contact us This Digital Sound Level Meter is an instrument to measure Sound Pressure Level in decibels(dB) It is ... morefeatured with wide measuring range(40 ~ 130 dB) Bar-Graph Indication, A/C frequency weighting, Fast/ Slow response and Maximum Hold function. It also provides a windscreen to filter-out unwanted signals. Moreover, it can connect to PC for Data Logging with optional USB cable.This is a portable, handy instrument for sound quality control in office, home, school and construction site. It has wide range of applications such as noise pollution studies, research and other industrial use. Features: Conformed to the IEC 651 Type 2 and ANSI S1.4 Type 2 set standard* Instantaneous Sound Measure Function* Wide Measuring Range: 40 ~ 130 dB* With 2 equivalent weighted sound pressure levels A and C* Fast and Slow dynamic characteristic modes* AC signed output for frequency analyzer level recorder. FFT analyzer and graphic recorder* Equipped with windscreen to filter noise or unwanted signal* Bar graph indication for Sound Level Range* Maximum hold function* Large LCD screen with 4 digits reading* With Tripod mounting on the back of the unit for field use* Software CD and USB Cables with additional US $19.90/ GBP?13.90/ AUD $23.90/ EUR €15.90(Optional) Specifications: Sound Level: 40 ~ 130 dB with Level selecting button switches* Level 1: 40 ~ 70 dB* Level 2: 60 ~ 90 dB* Level 3: 80 ~ 110 dB* Level 4: 100 ~ 130 dB* Level 5: 40 ~ 130 dB* Accuracy: 2 dB* Frequency Range: 31.5 Hz ~ 8.5 kHz* Linearity Range: 30 dB* Measuring Level: 40 ~ 130 dB(A) A-weighted decibels) 40 ~ 130 dB(C) C-weighted decibels) Frequency Weighting: A. C* LCD display: 4 digits* Display: 0.5 secretary* Resolution: 0.1 dB* Bar graph: 50 dB scale at 1 dB step for monitoring current sound pressure level display period: 50 mS* Over range indication: Under indication less than lower limit of the range* AC output: 0.707 Vrms at Full Scale output impedance approx. 600 ¦¸
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$7.99 Shipping Condition: Used Location: Saint Stephen, United States Radio Shack Digital Sound Level Meter 33-2055. Excellent condition For home/hobbyist use: fine tune your stereo. PA system or home theater, Attaches to ... morea tripod with ¼ inch connector, Selectable weighting for noise level or musical sound, Displays average or maximum sound level, Integrated averaging from 1 to 199 seconds,
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$5.89 Shipping Condition: New Location: China
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Free Shipping Condition: New Location: Bryceville, United States (Every 50mm of Hgdecrease). Carry on with your work without interruptions. Output Sound Level 94db & 114db. Altitude Effects Considered - Accounts for ... morechanges in sound level with altitude increase or atmospheric pressure change.
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$5.89 Shipping Condition: New Location: China
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Free Shipping Condition: New Location: China
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$3.00 Shipping Condition: New Location: China HT602- Sound Pressure. 1 decibel detector. LCD high-definition backlit digital display screen. Black and white screen, digital display screen, large font, ... moreclear and visible reading. Polarized capacitor microphone.
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Free Shipping Condition: New Location: China 27 10 4.5cm / 10.63 3.94 1.77in. - Low Prompt: Capable of reminding you to change in in turning off when using due to lack of electricity. - High- : High ... moresensitivity & high & high response speed. Item Size: Approx.
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Free Shipping Condition: New Location: China
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$3.00 Shipping Condition: New Location: China Model: TA8151. Backlight digital display. Low battery prompt function. hope you could understand.
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$15.45 Shipping Condition: New Location: Detroit, United States 1PCS New HT-80A Digital Sound Noise Level Meter Tester 35-100dB.
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Free Shipping Condition: New Location: China Adjustable sampling rate, fast/slow. Sampling rate. White backlight, clear LCD screen. They can constantly monitor ambient sound. LCD backlight. Noise ... more(A weighting). Auto power off. Low battery indication.
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Free Shipping Condition: New Location: China
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Free Shipping Condition: New Location: China Error: ± 1.4dB(ref 94dB @ 1kHz). Sensor: 1/2" polarized capacitive sensor.
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$2.99 Shipping Condition: New Location: China Refuse noise, let you live a quiet life. LCD backlit display: high-definition backlit large screen display to read data conveniently. Windproof wind cover ... moredesign: more accurate sound collection and filtering the impact of wind on the sound.
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Free Shipping Condition: New Location: Alameda, United States Long press the backlight button to turn on a backlight, making it easy to view even in damn light. The order will be processed and completed by automatic ... morewarehouse system within 5 minutes.
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$0.24 Shipping Condition: New Location: China Back light alarm and sound alarm function. LCD display with backlight, convenient to use at night. Data hold: and Minimum hold. Compact and light, convenient ... moreto hold and carry. Low indication, automatic & manual power function.
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Free Shipping Condition: New Location: China Leq-Equivalent Continuous A Sound Level. Lmax-Maximum Sound Level. Auto range selection and digital display with no guessing errors. LN-Percent of All ... moreReading Over Alarm Value Set. Lp-Sound Level. Fast (125 ms)/Slow (1 Second).
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$0.24 Shipping Condition: New Location: China Accuracy: ±1.5dB.
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Free Shipping Condition: New Location: China Feature: 1. Detection Humidity Range: 20% to 85% (Accuracy: 5%). Detection Temperature Range: 14℉ to 122℉. Storage Temperature: 14℉ to 140℉. Grade of ... moreTemperature Smiling Face (Unit: ℉) 1 x USB Cable.
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Free Shipping Condition: New Location: China
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Free Shipping Condition: New Location: United States Digital Sound Level Meter(30~130 dB) Normal 0 false false false MicrosoftInternetExplorer4 Brief Description This Digital Sound Level Meter is an instrument ... moreto measure Sound Pressure Level in decibels( dB) This meter is featured with wide measuring range( 3 0 ~ 130 dB) A frequency weighting. Maximum function and low battery indication. The meter also provides a windscreen to filter-out unwanted signals. This is a portable. Easy to use and handy instrument for sound quality control in office, home, school and construction site. The meter has wide range of applications such as noise pollution studies, research and other industrial use. Features Instantaneous Sound Measure Function Wide Measuring Range: 3 0 ~ 130 dB With weighted sound pressure levels A, With windscreen to filter noise or unwanted signal, Maximum function, Low Battery Indication, Large and clear LCD screen, With Tripod mounting on the back of the unit for field use, Specifications Measuring Level: 30 ~ 130 dBA, Accuracy: ± 1.5 dB(94 db@1kHz) Frequency response: 31.5Hz ~8.5KHz Frequency Weighting: A, Digit Display: 4 digits Resolution: 0.1 dB Sampling rate: 2 times/second Microphone: 1/2 inch electrets condenser microphone Max Hold: MAX Low battery indication Power: 1 x 9V battery(not included) Operating Temperature: 0 ~ 40 °C(32 ~ 104 °F) Operating Humidity: 10 ~ 80% R.H. Storage Temperature: 10 ~ 60 °C(14 ~ 140 °F) Storage Humidity: 10 ~ 70% R.H. Dimension: approx. 57 x 26 x 149 mm Weight: approx. 144 g One Set Included 1 x Sound Level Meter, 1 x Sponge Ball or Windscreen, 1 x Instruction Manual, Standard factory package, We prefer the payment through Paypal. Payment is expected within 7 days from end of auction. We will leave a positive feedback upon receipt of your payment. Once payment is received and the item is shipped we will sent a confirmation email. Shipping Method and Postage Time The item(s) will be shipped by Airmail with Insurance from Hong Kong within 2 business days after we have received your cleared payment
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Free Shipping Condition: New Location: China Feature: 1. Screen Display: 0.1 dBA. Grade of Temperature Smiling Face (Unit: ℉) If you do not receive our reply within 48 hours, pls. If you are satisfied ... morewith our service, pls. Detection Humidity Range: 20% to 85% (Accuracy: 5%).
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Free Shipping Condition: New Location: Hong Kong SAR China 94dB / 104dB / 114dB. Angle Finders / Depth Gauge. The sound Calibr ator can be convenie ntly used both in laboratory and in the field. Tire Gauge. Sound ... morePressure Level. Sound Pressure accurac y. English instruction manual.
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Free Shipping Condition: New Location: China
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Free Shipping Condition: New Location: China There is lots of noise in the society.And then scientific research shows that too much noise will hurt our health. So we need a tool to check the noise ... moreDB in the environment. This item can meet your needs.It is a high-precision sound level meter, This high quality equipment can protect us far from the unhealthy noise. Feature: High precision:Accuracy up to ±1.5dB. Auto Backlight Display:If you use it in a dark environment.It will turn on the light automated. MAX Hold:Maximum value holding function to lock up the maximum reading. Low Battery Indication Auto Power Off 9V Battery Operation Specifications: Measuring range: 30-130dBA Accuracy: ±1.5dB Frequency range: 31.5Hz to 8.5KHz Frequency weighting: A Digital display: 4digits Resolution: 0.1dB Sample rate: 2 times/second Microphone: 1/2 inch electret condenser microphone Max hold: MAX Power supply: 1x9V battery( the battery is not included) Operating Temperature: 0 ~ 40 °C(32 ~ 104 °F) Operating Humidity: 10 ~ 80% R.H. Storage Temperature: 10 ~ 60 °C(14 ~ 140 °F) Storage Humidity: 10 ~ 70% R.H. Product size: 14.2* 5.3* 3.5cm Package Include: 1* Sound Level Meter 1* Sponge Ball 1* User Manual. Paypal allows you to pay by credit card.Debit cards,bank transfers and Paypal account Balances,For more information Please check at www.paypal.com. We ship your orders within 1-2 business days after the payment cleared. In most times item will reach most of the countries within 8 to 15 working days. To some remote areas may take more than 20 working days. Delivery time depends on destination and other factors. It may takes up to 20 working days. If you don't receive the item after 30 days, please contact us, we'll investigate and solve the delivery problem. To some remote areas may take more than 45 days! Combine Shipping: We do not offer Combine Shipping Service.You need full amount of each shipping fee and insurance. 1、 One year Warranty. Buy with confidence! 2、 If you are not satisfied when you receive your item. Please return it with
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Free Shipping Condition: New Location: China Display Digits: 4 Digits, Resolution 0.1dB, Sampling Frequency Twice Per Second. Two Screen Display Modes: There are two screen display modes, normal ... moremode and night mode. The screen can be lit with one key in case of dim light.
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Free Shipping Condition: New Location: China Model: FDM01. Windshield design: block all interference, accurate and error-free. Sound & Vision. Accuracy: ±1.5dB (based on standard sound source, 94dB@1KHz). ... moreVA color screen alarm indicator light. Dynamic scale range: 30-130dB.
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$2.99 Shipping Condition: New Location: China Sound & Vision. LCD high-definition backlit digital display screen. Black and white screen, digital display screen, large font, clear and visible reading. ... morePolarized capacitor microphone. HT602- Sound Pressure.
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Free Shipping Condition: New Location: Lathrop, United States Over / Under indicator. Max Hold function. AC/DC function. Auto-off function setup. Low Battery Alert. Accuracy: +1.5dB(reference sound pressure standard,94dB@1KHz). ... more4 x AA Battery. Sampling rate: FAST (125ms / SLOW (1s). ).
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Free Shipping Condition: New Location: North Hollywood, United States Highly accurate with +/-1.5dB. - HOLD, MAX & MIN, AUTO POWER OFF, BACKLIT – Including all useful features such as data hold, max recorded reading and ... moremin recorded reading as well as auto power off.
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$0.52 Shipping Condition: New Location: China Dynamic characteristics: FAST, SLOW reaction speed.
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Free Shipping Condition: New Location: Katy, United States A windscreen is included to prevent distortion in the readings. The large LCD display gives readings in large, clear numbers. it shows the sound level ... morereadings using a fast-responding analog bar graph with a 50-decibel range that updates every 40 milliseconds for viewing varying trends.
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Free Shipping Condition: New Location: China Model: TA8151. Dynamic characteristic rotation: Fast/slow. Backlight display: Yes. Due to the different monitor and light effect, the actual color of ... morethe item might be slightly different from the color showed on the pictures.
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Free Shipping Condition: New Location: China
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Free Shipping Condition: New Location: China Feature: 1. Detection Humidity Range: 20% to 85% (Accuracy: 5%). Detection Temperature Range: 14℉ to 122℉. Grade of Temperature Smiling Face (Unit: ℉) ... moreStorage Temperature: 14℉ to 140℉. Screen Display: 0.1 dBA.
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$6.00 Shipping Condition: New Location: Gastonia, United States Hand-Held Sound Level Meter,V-Resourcing 30~130 dB Decibel Noise Tester. Accurate to 1.5 DB. Very nice results
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$6.00 Shipping Condition: Used Location: Flint, United States CEM Mini Sound Level Meter Digital Noise Measure dB High Performance DT-85A.
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$19.99 Shipping Condition: New Location: China Leq (Equivalent Continuous A Sound Level). Lmax (Maximum Sound Level) and LN (Percent of all readings over alarm value set). AS-156B: ± 1dB. DC output ... more:1 0 m V / d B. Auto range selection and digital display with no guessing errors.
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$30.00 Shipping 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;. Frequency Weighting:A ... more(Ambient Noise) Weighting. Audio Outlet: when there is an alarm with 2KHz Signal, it can drive the loudspeaker to alarm.
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