Fisher Sonde SR 82 at 82.125 kHz for TW-8800, TW-7700 and TW-82

SKU: SONDE-82.175
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Regular price $415.00
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This accessory is for use with the Fisher TW-7700, TW-82 and TW-8800 digital line tracers.

This sonde operates at a frequency matching that of the detectors in the title. Sondes are small transmitters that can be placed in non-metallic pipes and their signals can be tracked to find a stoppage.

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