Telephone-Microphone Headset TMG-22-3 for Efficient Cable Testing

The main purpose of the device is cable testers. If necessary, with the help of two headsets can quickly provide operational communication on de-energised lines up to 5 km long and resistance up to 1 kOhm.

It works stably at temperatures from minus 30 ºC to 40 ºC and at high relative humidity up to 95 % at 25 ºC..