Designed for the telecom professional, this kit is for use on single con-
ductors, twisted pairs, coax cables and de-energized electrical wiring.
The only thing missing is complexity.

The 77GX Tone Generator incorporates a host of features including
microprocessor controlled circuitry for increased reliability, three
selectable tone outputs for multiple line identification, two-line polarity
indication for fast outlet checks and selectable power outputs for use
on open or shorted pairs. The 200GX Inductive Amplifier features a
simple, one-button operation and comfortable, ergonomic design. The
adjustable volume control, LED visual signal strength indication, and
powerful speaker make the 200GX ideal for noisy environments. To
provide a single solution for the professional - Tempo's711K Professional
Tone and Probe Kit combining the 77GX Tone Generator and 200GX
Inductive Amplifier in a rugged carrying case.