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21 mar 2007 · I obtained a "77M The Tracer" made by Progressive Electronics at my town's recycling center. It even works. I only have the tone generator, continuity tester, part of it. Inside is a 4049 and many, many capacitors, diodes and resistors. I'm too lazy to trace it out ;-) so I'm looking for a schematic. I tried
The Tempo Communications 77M-G Basic Tone Generator works with a tone probe (sold separately) to locate single conductors or cables within a bundle at cross-connect point or at remote ends. Tone tracer includes features such as voltage, polarity and r.
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Description. The Tracer 2 Models 77HP, 77HP/6A, and 77HP/6AC Tone Test Sets are housed in a high impact plastic case measuring 11⁄4x 2 x 21⁄4", weighing 5 ounces, and are powered by one 9 volt battery. Standard test leads include red and black rubber insulated test clips and a snag-proof 4-con-ductor modular cord and plug.
77HP-G Tone Generator. The Tempo 77HP-G / 77HP-G/6A (with ABN Clips) Tone Generator creates a powerful audio frequency tracing tone (two selectable tones) that can be detected using a Tempo tone probe such as 200EP-G, permitting technicians to quickly identify the conductor within a bundle, at a cross-connect point or at the remote end.
29 wrz 2020 · The 77M-G, 77HP-G, and 77HP-G/6A Tone Generators are intended to identify the conductor within a bundle, at a cross-connect point, or at the remote end. These testers are housed in high impact plastic cases, and each is powered by one 9 volt battery. Standard test leads include red and black rubber
A 3 position toggle switch controls the modes of operation plus @ (LED) Light Emitting Diode is provided for line polarity testing. A tone selector switch (See Figure 2) located inside the test set is provided for choosing cither a single solid tone or dual alternating tone. The Tracers are compatible with ESS.
