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Used envelopes in China

  • NRT through-type power meter

    NRT through-type power meter

    • Manufacturer: 德国罗德与施瓦茨/R&S

    Introduction: Reflection power meter with a frequency range of 200kHz to 4GHz; no attenuator is required, and the maximum measured power can reach 2000W; it displays the measured power and reflection simultaneous...

    Beijing, China
  • PSM3000/PSM4000/PSM5000 Series Power Meters

    PSM3000/PSM4000/PSM5000 Series Power Meters

    • Manufacturer: 美国泰克/Tektronix

    Introduction: The main parameters of this series of instruments are bandwidth from 10MHz to 20GHz, dynamic range from -60 dBm to +20 dBm; uncertainty as low as 2.6%; readout speed up to 2000 times per second. The...

    Beijing, China
  • 2438 Series Microwave Power Meter

    2438 Series Microwave Power Meter

      2438 series microwave power meter consists of a main unit of microwave power meter and a series of microwave power sensors. In the design, broadband diode detector, digital signal processing technology and multid...

      Qingdao, China
    • R&S NRT Power Reflection Meter

      R&S NRT Power Reflection Meter

      • Manufacturer: R&S

      •Measurement inputs For R&S NRT-Z sensors: 1 to 3 (4), one active one input on front panel, two additional inputs on rear panel (option R&S NRT-B2) •Measurement functions Power: Forward power and power absorbed b...

      Suzhou, China
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      WT5000 Electronic Ballast Tester

      • Manufacturer: Lisun

      WT5000 Electronic Ballast Tester is the updated version of WT3000 with a super LCD for displaying waveforms and parameters directly, and it includes all the functions and technical parameters of WT3000. Reports c...

      Shanghai, China

    Overview

    Electrical test instruments are essential tools used to test, measure, and diagnose electrical systems and components. These devices are crucial for ensuring the safety, efficiency, and reliability of electrical installations, whether in residential, commercial, or industrial settings. Common types include multimeters, oscilloscopes, and insulation testers.

    FAQ

    What should I look for when buying used electrical test instruments?

    Check the calibration status, overall condition, and whether all necessary accessories are included. It’s also important to verify the instrument's accuracy and functionality.

    How can I safely ship electrical test instruments?

    Use proper packaging with adequate cushioning to protect the instruments from shocks and vibrations. It's advisable to use a shipping service experienced in handling delicate electronic equipment.

    What is the maintenance procedure for electrical test instruments?

    Regularly calibrate the instruments to ensure accuracy, clean them to remove dust and debris, and store them in a protective case when not in use. Follow the manufacturer’s guidelines for specific maintenance tasks.