For use with the AT-3500 Underground Cable Locator Kit, this signal clamp attaches around a buried metallic pipe, cable, or wire up to 4" (101.6 mm) in diameter to induce a transmitted signal into the feature for active location and tracing. In addition, this clamp transmits a 33 kHz frequency supplied by the T-3500 transmitter.

For use with the AT-3500 Underground Cable Locator Kit, this signal clamp attaches around a buried metallic pipe, cable, or wire up to 4" (101.6 mm) in diameter to induce a transmitted signal into the feature for active location and tracing. In addition, this clamp transmits a 33 kHz frequency supplied by the T-3500 transmitter.