SONDE
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  • Fisher Sondes Feature Rugged Design
  • Long Battery Life
  • Outstanding Distance & Depth

Fisher Sondes are small transmitters used to trace the path of non-metallic pipes and locate blockage in a line. Sondes are inserted into a pipe or duct by means of a push rod and the location found by means of a receiver. Fisher offers 4 sondes for use with your line locator at these frequencies:

Sonde Transmitter:
SR 82 @ 82.175kHz (use with Fisher 7700/8800)
SR 8.2 @ 8.2175 kHz (use with Fisher 8800)
SR 81 @ 81.92 kHz (use with Fisher TW-6)
SR 51 @ 512 Hz (use with 512 Hz Locator)

Contact:
Fisher Labs
Locator
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