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Ersatz Fox and Hound Revisited.(Brief Article)
Poptronics, January, 2001
Q Further to your June column, to trace wires with a radio you don't need a special oscillator. Just make a broadband signal with a battery-powered electric doorbell/buzzer that's coupled to one wire (not both) through a capacitor. An AM radio will easily pick up the noise.--William Folkerts, North Palm Beach, FL
A Nice ...
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