CHEAP
cable tracker: with continuity mode and tone generator
tone generator: use the tone generator and the probe to determine where a cable is going and whether or not (and where) the cable is interrupted
tone generator output (square waveform): single (1500 Hz) or dual (1300 - 1700 Hz)
comes with: soft carrying bag
tone generator:
working voltage: 9 VDC (battery not incl.)
output wave form: square wave signals ± 3.5 Vpp
single audio frequency: ± 1500 Hz
dual audio frequency: ± 1300 Hz - 1700 Hz
probe:
working voltage: 1 x 9 V type 6F22 (not included)
max. reception sensitivity: > 30 mV
maximum output volume: ± 100 dB
dimensions:
receiver: 238 x 43 × 26 mm / 9.4" × 1.7" × 1.0"
transmitter: 145 × 35 × 25 mm / 5.7" × 1.4" × 1.0"
total weight: ± 160 g