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    • Portable Wheatstone Bridge Model QJ23
      Portable Wheatstone Bridge Model QJ23

      The Tinsley QJ23 is a stable and accurate Wheatstone bridge for resistance measurements. The 4 Rheostat decades may also be used as an adjustable 4-dial decade resistance box.

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    • Portable Wheatstone/Kelvin Bridge Model QJ31
      Portable Wheatstone/Kelvin Bridge Model QJ31

      Wheatstone and Kelvin configurations are combined in the QJ31 portable bridge, achieving a wide overall measurement range from 0.0001Ohm to 1 Megohm. As well as laboratory measurements and calibration, the u...

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    • Short Haul Submarine Cable Test Set Model 5910R (Rack Mount)
      Short Haul Submarine Cable Test Set Model 5910R (Rack Mount)

      The Tinsley 5910R is a rack mount version of the 5910 portable Short Haul Submarine Cable Test Set. It brings the latest technology to the tried and tested DC methods of cable fault location. Common test pro...

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    • Single, High Resistance Decade Box Model 4721
      Single, High Resistance Decade Box Model 4721

      The Tinsley Model 4721 decade box is designed for the checking and calibration of insulation testers at voltages of up to 5000V DC. The total range covered is from 1 kΩ to 1TeraΩ using specially selected resistors and a high quality switch mounted on an easy to read panel.

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    • ST3200 OTDR Optical Time Domain Reflectometer
      ST3200 OTDR Optical Time Domain Reflectometer

      ST3200 OTDR (Optical Time Domain Reflectometer) is an intelligent optical fiber communication tester. This tester is easy to use and portable, which has a 3.5-inch color LCD touching screen. It also possesse...

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    • ST3300 OTDT Optical Time Domain Reflectometer
      ST3300 OTDT Optical Time Domain Reflectometer

      As fibre optics plays more and more important role in modern telecommunication and CATV networks, the requirements to the construction, test and maintenance of fibre optics links also become more prominent. ...

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    • ST800 Optical Power Meter
      ST800 Optical Power Meter

      With a wide range of functions, ST800 optical power meter is a powerful tool for use in fiber-optic installation and maintenance. Its rugged, durable construction makes it the perfect choice for a wide range...

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    • ST805C PON Power Meter
      ST805C PON Power Meter

      ST805C PON Power Meter is specifically designed for the PON network construction and maintenance. It’s a useful site test tool for the engineers and maintenance operators of PON network of FTTX. It can perfo...

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