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Power line testing device with signal generator and signal detector

  • US 20020039026A1
  • Filed: 04/04/2001
  • Published: 04/04/2002
  • Est. Priority Date: 04/04/2000
  • Status: Active Grant
First Claim
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1. A transmitter for placing an identification signal on an AC power distribution circuit, comprising:

  • at least first and second output terminals for connection to different ones of a plurality of conductors of the power distribution circuit, and a signal generator coupled to the first and second output terminals, the signal generator superimposing an identification signal on an alternating current carrier signal, the identification signal having a repetition period different from the period of the carrier signal.

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