In 
 
Order by: 
Available to: 
Price: 
 - 
This site contains affiliate links for which I may be compensated
$
25.56
Buy It Now
$5.00 Shipping
Condition: New
Location: China
Support the Local monitoring and "EPEVER Cloud" working mode. - Model: EPEVER WiFi 2.4G RJ45 D. - Interface standard: EPEVER communication standard V1-1.0. ... more- 1 x WiFi Adapter. Usually it costs about 30USD-50USD.
$
146.92
Buy It Now
$5.00 Shipping
Condition: New
Location: China
TF-NTP-LITE is a stratum 1 NTP server with an integrated GNSS receiver. - NTP v2 (RFC 1119), NTP v3 (RFC 1305) and NTP v4 (RFC5905). - NTP accuracy 0.5-2ms. ... more- NTP md5 authentication. - 1 x 10m Antenna.
$
82.50
Buy It Now
$5.00 Shipping
Condition: New
Location: China
1 x Fight Stick. - 1 x Type-C Data Cable. Usually it costs about 30USD-50USD.
$
100.79
Buy It Now
$3.00 Shipping
Condition: New
Location: China
There are no switches to set, no PC cards to install, and no external power supplies required. Getting connected has never been easier. Parallel Polling ... more(check response of up to 8 devices at one single poll).
$
57.88
Buy It Now
$3.00 Shipping
Condition: New
Location: China
Battery capacity: 7500mAh. - Model: U3 Enhanced version. - 1 x Set of Spot Welder. - Removable alumina brazing needle, refusing to use low-quality brass, ... morecopper fake welding needle only high-quality alumina copper real welding needle, safe and durable.
$
890.00
Buy It Now
$330.00 Shipping
Condition: Used
Location: South Korea
$
155.79
Buy It Now
$5.00 Shipping
Condition: New
Location: China
Product model: NJ100A. - Working frequency: 0Hz ~ 100KHz. - Test frequency range is wide. Frequency range: 0 ~ 100KHz. See the pictures below for details. ... moreThe NJ series impedance tester adopts a high-performance processor and ultra-low power consumption design.
$
120.24
Buy It Now
$5.00 Shipping
Condition: New
Location: China
Through the MMDVM hotspot box, ordinary digital walkie-talkies can realize the interconnection nationwide, thus solving the limitation of ordinary digital ... morewalkie-talkie communication distance. MMDVM motherboard adopts imported components and temperature compensated crystal oscillator.
$
56.99
Buy It Now
Free Shipping
Condition: New
Location: United States
NanoVNA V2 3G Vector Network Analyzer Antenna Analyzer 50kHz-3GHz For Shortwave HF VHF UHF. -It uses a user interface similar to NanoVNA, but uses a different ... moretechnical architecture. Test 10dB attenuator reflection up to 3.3GHz.
$
92.22
Buy It Now
Free Shipping
Condition: New
Location: China
It provides bi-directional conversions from ArtNet to DMX512. The device with high-speed ARM processors, follow the ArtNet protocol standard and provides ... morean RJ45 network interfaces and standard DMX512 output interface.
$
254.38
Buy It Now
$5.00 Shipping
Condition: New
Location: China
100M/10M RJ45 network port supports direct connection of 568A-568B network cable.
$
46.41
Buy It Now
$5.00 Shipping
Condition: New
Location: China
F-5A 5-Channel Audio Mixer Bluetooth Mixing Console Sound Card for PC Phone Livestreaming Recording. - Computer + mixer + recording software = a powerful ... moretool to record your wonderful voice. - Multi-purpose 5-channel mixer, three stereo channels and a set of independent stereo source channels.
$
85.17
Buy It Now
$3.00 Shipping
Condition: New
Location: China
External Graphics Card Dock External GPU Dock + 60cm/23.6" USB4 Data Cable for Thunderbolt 4 and 3. - Suitable for Thunderbolt 4, Thunderbolt 3 and USB4. ... more- Including a USB4 data cable. - 1 x 60cm/23.6" USB4 Data Cable.
$
95000.00
Buy It Now
$450.00 Shipping
Condition: Seller refurbished
Location: Culver City, United States
Agilent E8363C 10 MHz- 40 GHz 4-Port PNA Vector Network Analyzer w/ N4420B Test Set- CALIBRATED! You are bidding on a complete 4-port. 10 MHz to 40 GHz ... moreVector Network Analyzer System consisting of an Agilent E8363C 40 GHz PNA Vector Network Analyzer with Option 550(Enables full, 4-port error correction and differential measurements on a 2-port network analyzer) and an Agilent N4420B S-Parameter Test Set. This system is currently being calibrated at Agilent's Roseville, CA facility and it will come with a fresh Agilent calibration with certificate and data. Pictures of the actual system to follow. The Agilent E8363C Network Analyzer is part of Agilent's PNA series of network analyzers(Performance Network Analyzers) and features the highest levels of accuracy for your critical needs. The Agilent E8363C has a wide frequency range of 10 MHz to 40 GHz and has 2-Ports(4 with the N4420B Test Set) and 4 Receivers. An integrated S-parameter test set with four receivers allows true TRL calibration. TRM/LRM calibration, on-wafer, in-fixture, waveguide and antenna measurements are all part of this Network Analyzers capabilities. A large 8.4 LCD front panel display with touch screen(1024x768 resolution) is integrated into the instrument. Enhanced Windows graphical user interface. Hard keys and soft keys for simple operation without a mouse are featured. The Agilent N4420B S-parameter test set(also included) combined with 2-port PNA or PNA-L network analyzer and Option 550, offers a complete solution for 4-port measurements. THIS SYSTEM HAS A LIST PRICE OF OVER 160K! Agilent E8363C Features: Measurement channels: 32 independent measurement channels Measured number of points per sweep: User definable from 2 to 20.001 110 dB Dynamic Range Amplifier gain compression. Harmonic, IMD, and pulsed-RF Mixer conversion loss. Return loss, isolation, and absolute group delay Trace noise: Nominal power: 12 dBm standard. 17 dBm with options 14 and UNL Frequency resolution: 1 Hz Phase noise: 50 dBc at 1 kHz offset nominal Test po
$
16.79
Buy It Now
$5.00 Shipping
Condition: New
Location: China
High Quality ES9038 I2S Decoder Board DSD512/PCM384K Upgraded DAC Decoder Module DC5V-35V RCA Output. - The ES9038Q2M I2S decoding board supports I2S ... moredata input and can replace various players, CDs, Bluetooth devices.
$
47.66
Buy It Now
Free Shipping
Condition: New
Location: China
1 x NK4 USB Switch. - New 6-port USB switch hub. Usually it costs about 30USD-50USD.
$
40.28
Buy It Now
$3.00 Shipping
Condition: New
Location: China
Model: GNSS100. - Receiving channel: 50CH. - Built in TCXO device, maintaining good consistency within the temperature range of -40℃ to +85 ℃. - Product ... moreinterface: USB. - Communication protocol: USB.
$
57.42
Buy It Now
$5.00 Shipping
Condition: New
Location: China
Welding Output: 4.2V MAX 650A. - Suitable for welding nickel plated sheets of 0.1-0.25mm in thickness. - 2 x Welding Pens. - USB Output: 5V MAX 2.4A. ... moreUsually it costs about 30USD-50USD. - Bigger battery: 10000mAh capacity.
$
266.59
Buy It Now
$3.00 Shipping
Condition: New
Location: China
1 x BDS GEQ-31Y. - Equalizer 0dB mid line switching display. - Input and output use variety pro audio socket. - Integrated LED display module. - Input ... morecompressor function with display. - LED MODULE: 12 x 31section.
$
18.61
Buy It Now
$5.00 Shipping
Condition: New
Location: China
Most of the I/O pins on the module are broken out to the pin headers on both sides of this board for easy interfacing. Developers can either connect peripherals ... morewith jumper wires or mount ESP32-H2-DevKitM-1 on a breadboard.
$
83.07
Buy It Now
$3.00 Shipping
Condition: New
Location: China
Users who have hands-on ability can improve these shortcomings. It is very simple to modify. - Using Japanese solid capacitors, it has low ESR, excellent ... morenoise reduction and low ripple. The total capacitor capacity is over 10,000uF, ensuring every instantaneous pulse current demand;.
$
51.16
Buy It Now
$5.00 Shipping
Condition: New
Location: China
0-5V Output Wind Speed Sensor + 8-Direction Wind Direction Sensor for Weather Station Agriculture. Wind Direction Sensor - Wind direction sensor: anti-corrosion, ... moreanti-weathering and anti-electromagnetic interference.
$
118.75
Buy It Now
$5.00 Shipping
Condition: New
Location: China
Upgrades of HackRF One R9 - HackRF One is a Software Defined Radio peripheral capable of transmission or reception of radio signals from 1 MHz to 6 GHz. ... moreHackRF One Specifications - 1 x HackRF One Board.
$
75000.00
Buy It Now
$295.00 Shipping
Condition: Used
Location: Newbury Park, United States
Features of the Keysight (Agilent) N5230C Capabilities of the Keysight (Agilent) N5230C THIS UNIT HAS A LIST PRICE OF 100K USD! Keysight Agilent N4391A ... moreOptical Modulation Analyzer w/ Options 110/220/500/MO2.
$
900.00
Buy It Now
$330.00 Shipping
Condition: For parts or not working
Location: South Korea
Advantest_ R3765CG: Network Analyzer, 300kHz-3.8GHz. No accessories included. Included Accessories.
$
65.19
Buy It Now
$3.00 Shipping
Condition: New
Location: China
MV197 is a high-stability OCXO. After 5 minutes of power-on, its accuracy can reach 1x10-8=0.01ppm. After 30 minutes of power-on, its accuracy can reach ... more1x10-9=0.001ppm. Its accuracy has been adjusted to ±1mHz=0.0001ppm, and 53220A for Agilent is used to detect its accuracy.
$
99.99
Buy It Now
$3.69 Shipping
Condition: New
Location: China
And it support for exporting snp files for various radio design and simulation software. Maxmum charging current 1A. 1 x USB Type-C Data Cable.
$
59500.00
Buy It Now
$195.00 Shipping
Condition: Used
Location: Newbury Park, United States
The R&S ZNB20 covers a frequency range from 100 kHz to 20 GHz. It is available in both two-port and four-port models. This ensures high throughput in ... moreproduction. ZNB20: Frequency range from 100 kHz to 20 GHz.
$
96.57
Buy It Now
$5.00 Shipping
Condition: New
Location: China
NASPi Gemini 3.5 Features It also can be used with one single 3.5" SATA HDD/SSD. - Ideal storage solution for Raspberry Pi 4 - Dual SATA Gen3 ports Shield. ... more- Supports SATA I, II and III and is enhanced with UASP to maximize the performance and speed of your SATA III drives.
$
190.00
Buy It Now
$10.00 Shipping
Condition: New
Location: China
Rod Rain Audio BT940 PRO 4xPCM1794 USB DAC Hifi Headphone Amplifier BT5.1 (Standard Version Black). - The DAC with four PCM1794 in parallel. - Rich digital ... morefilters and personalized customization of sounds: A number of different digital filtering modes are available in the DAC setup (7 PCM filters and 4 DSD high-pass filters).
$
139.65
Buy It Now
$5.00 Shipping
Condition: New
Location: China
$
26.53
Buy It Now
$5.00 Shipping
Condition: New
Location: China
It is designed for DIY user, electronic repair personal, technical school education and factory etc. to test low resistance application. - For 2R range, ... moreless than 1mR will display 0; for 20R range, less than 10mR will display 0.
$
589.99
Buy It Now
Free Shipping
Condition: New
Location: China
Software Systems: Support LORAWAN & Well Ddesigned Software Architecture. - LoRa Antenna Input(SMA Plug)-Exposed LoRa Antenna. - Support FSK/GFSK/OOK/LORA ... moreModulation. - Keyboard operation. 6.USB-Dvice Communication: Built-in Chip XR2141 Edition (Chip Rev D), USB for Serial Port Tester.
$
28.33
Buy It Now
$5.00 Shipping
Condition: New
Location: China
Port connector: SMA-Female ternary alloy. QY-BTE-0.1/8.5G-SI 0.1-8.5GHz Bias Tee RF Coaxial DC Block Bias Tee SMA Aluminum Alloy Shell. QY-BTE-0.1/8.5G-SI ... moreis a 0.1~8.5GHz SMA wideband RF bias tee. - DC bias: 50V Max.
$
72.07
Buy It Now
$5.00 Shipping
Condition: New
Location: China
With HDMI/DVI input port. Support many splicing modes. - Due to 4K resolution, You can enjoy HD visuals and experience a world of detail. It can switch ... moreinput, adjust brightness, adjust contrast and choose modes.
$
591.14
Buy It Now
$5.00 Shipping
Condition: New
Location: China
The SC-cut OCXO has ultra-low noise. It adopts an imported high-precision SC-cut OCXO and a low-phase noise PLL circuit to replace the low-end 2-pin crystal ... moreoscillator of the original switch. It works very well.
$
23.71
Buy It Now
$5.00 Shipping
Condition: New
Location: China
Support two IN-18 nixie tubes. TUBE IS NOT INCLUDED. - Including DS18B20 temperature probe. - 1 x USB-C Cable. Usually it costs about 30USD-50USD.
$
98.42
Buy It Now
$4.00 Shipping
Condition: New
Location: China
Repeater, network expansion, and change of network topology;. Isolation protection, interference suppression, bus fault analysis and diagnosis;. High-quality ... more3-way/4-way isolation with enhanced ESD protection.
$
90.23
Buy It Now
$3.00 Shipping
Condition: New
Location: China
Wireless communication is adopted to avoid wire winding. Usually it costs about 30USD-50USD.
$
150.25
Buy It Now
$3.00 Shipping
Condition: New
Location: China
Mini Graphics Card Box Video Card Box + GPU Dock + 100cm/39.4" USB4 Data Cable for Thunderbolt 4 & 3. - Suitable for Thunderbolt 4, Thunderbolt 3 and ... moreUSB4. - Including a USB4 data cable. - 1 x 100cm/39.4" USB4 Data Cable.
$
78.26
Buy It Now
$3.00 Shipping
Condition: New
Location: China
QM-VCO6377C 6.3-7.7GHz Signal Source C-Band VCO Sweep Generator RF Point Frequency Source Module. C-band point-frequency signal source is used to generate ... moreRF signals at 6.3-7.7GHz. - 1 x Signal Generator.
$
37.96
Buy It Now
$5.00 Shipping
Condition: New
Location: China
EV2400 Panda HPA500 China-Made EVM Interface Board Bqstudio Debugger for Drone Battery Maintenance. - 1 x EV2400 Panda. - Built-in pull-up resistor. - ... moreInput interface: USB B. - Output interface: KF2510 4.
$
28.89
Buy It Now
$5.00 Shipping
Condition: New
Location: China
This product only support desktop computer. - 1 x Wireless Push Button Switch. Usually it costs about 30USD-50USD. - The motherboard needs an Idle USB ... moreport to power the receiving module.
$
250.31
Buy It Now
$3.00 Shipping
Condition: New
Location: China
1 x HackRF+H2 Plus +Shell. - Suitable for wireless communication technology research: ZigBee, WiFi, LTE, ADS-B, DVB, and other wireless application systems; ... moresource/channel coding and decoding, modulation and demodulation, sampling, filtering, synchronization, multiplexing, spread spectrum, channel emulation port.
$
134.13
Buy It Now
$5.00 Shipping
Condition: New
Location: China
USDX USDR HF QRP SDR Transceiver SSB/CW Transceiver 8-Band 5W DSP SDR Black Shell w/ Handheld Mic. - Simple, interesting and versatile QRP SSB HF transceiver ... morewith embedded DSP and SDR functions. This is a shortwave QRP SSB/CW transceiver.
$
1380.00
Buy It Now
$5.00 Shipping
Condition: New
Location: China
1 x TR400 Robot Tank Chassis. - Chassis size: 520 (L) x 360 (W) x 195 (H)mm. - Height from chassis to ground: 70mm. - Chassis load: 20kg. - Chassis width: ... more50mm. - Chassis vertical surmountable obstacle height: 80mm.
$
30.17
Buy It Now
$5.00 Shipping
Condition: New
Location: China
9V 5F Super Capacitor Power Filter Module for Hifi Line Filter EMI Filter DC2.1 Input Output Ports. - 12V power filter with DC2.1 input and output ports. ... more- Suitable for 12V 2A DC2.1 adapter input. - 1 x 10A DC2.1 Cable (Dual Male Connectors).
$
50.36
Buy It Now
Free Shipping
Condition: New
Location: China
Solve the problem of small screen, insufficient brightness and so on. Spectrum Analyzer PCB: 54mm x 85.5mm x 11mm (without the size of connectors, switches). ... moreThe battery usage can be displayed on the interface.
$
98.48
Buy It Now
$3.00 Shipping
Condition: New
Location: China
Frequency range: 100KHz - 149MHz. - Frequency setting: 100k - 149MHz, with a minimum step of 1Hz. - Working mode: CW, AM, SSB (LSB/USB), WFM, FM stereo ... more(requires headphone, which is not included). It has a 192kHz wide spectrum and waterfall display capability, combined with 16bit sampling, a high dynamic receiver with CW, AM, SSB, and FM demodulation functions is achieved.
$
50.06
Buy It Now
$5.00 Shipping
Condition: New
Location: China
1 x NK5 USB Switch Hub. - New 6-port USB switch hub.
$
163.97
Buy It Now
Free Shipping
Condition: New
Location: United States
Upgrades of HackRF One R9 - HackRF One is a Software Defined Radio peripheral capable of transmission or reception of radio signals from 1 MHz to 6 GHz. ... moreHackrf One Specifications It is not compatible with the earlier HackRF Jawbreaker design.
$
2400.00
Buy It Now
$8.00 Shipping
Condition: Used
Location: New Orleans, United States
For sale a Ixia MSM2.5G OC48 Universal Multi-Service Module(single port) Includes the unit only. Unit: 860-0179-06* Rev.K* USA(lower 48 states) Canada ... moreOnly* Both 512mb ram. 1) unit: 860-0179-06* Rev.K* Serial# 069159. Green module serial# W834009 rev.C assy 850-0160-03-02 rev.C. Blue module serial# X834009 rev.C assy 850-0169-01-01 rev.A. 2) unit: 860-0179-06* Rev.K* Serial# 069162. Green module serial# W834012 rev.C assy 850-0160-03-09 rev.C. Blue module serial# X834012 rev.C assy 850-0169-01-01 rev.A.
$
690.00
Buy It Now
$330.00 Shipping
Condition: For parts or not working
Location: South Korea
Advantest_R3765CH: Network Analyzer, 40MHz-3.8GHz. Included Accessories. No Options included.
$
61.75
Buy It Now
$5.00 Shipping
Condition: New
Location: China
Boast WITRN WIUI multi-window concurrent UI interface. - WITRN U3 Next-Gen USB tester. - PD3.1 28V. - When charging low-power devices such as Bluetooth ... moreheadsets, turn on the internal load of U3 to prevent the power bank from shutting down.
$
46.54
Buy It Now
Free Shipping
Condition: New
Location: China
Network Analyzer "Specification we will reply you with 24-48 hous.
$
9500.00
Buy It Now
$129.00 Shipping
Condition: Used
Location: Newbury Park, United States
As a vector network analyzer, the 4395A operates from 10 Hz to 500 MHz with 1 mHz resolution; and its integrated synthesized source provides -50 to + ... more15 dBm of output power with 0.1 dB resolution. The dynamic magnitude and phase accuracy are +/-0.05 dB and +/-0.3 deg.
$
60.48
Buy It Now
$5.00 Shipping
Condition: New
Location: China
Handheld tesla coil. - 1 x Tesla Coil. Switch modes: move the switch forward for manual mode and backwards for automatic mode. Charging port. - Touchable ... morearc only for manual mode. Usually it costs about 30USD-50USD.
$
24860.00
Buy It Now
$300.00 Shipping
Condition: Used
Location: South Korea
Agilent N5230C Network Analyzer PNA-L. Win XP, 300KHz to 13.5GHz, opt 120(13.5GHz, 2-port, standard test set).
$
651.68
Buy It Now
Free Shipping
Condition: Brand New
Location: China
The Antenna Analyzer provides a 100kHz to 6GHz ultra-wide frequency range(previous vna analyzers are about 10KHz-1.5/3GHz),New 6-layer PCB design optimizes ... morethe S12 port isolation and high-frequency port matching.
$
105.00
Buy It Now
Free Shipping
Condition: New
Location: China
Latest firmware is V0.2.0 beta. Firmware v0.2.0 beta update instructions Performance comparison, E5071C four-port vector network vs NanoVNA-F. 19.0Wh ... more(about 5000mAh after conversion) large capacity lithium battery.
 In