Tempo 77GX Professional Series generates tracing tones for remotely identifying wires with a tone probe or lineman's set. Formerly Progressive Electronics 77GX.
Tempo 77GX Professional Tone Generator
Microprocessor-controlled circuitry for increased reliabililty
Two-line polarity indication for fast outlet identification
Automatic shutoff to prevent battery drain
Snag-proof boot prevents broken plug tabs
Convenient wrist/hanging lanyard
Specifications:
Tempo 77GX Professional Tone Generator
Three distinct, selectable tone signal outputs for multiple line identification
Two selectable tone power outputs for use on open and shorted pairs
Independent continuity test function
Independent talk battery supply with higher output voltage
Fixed alligator clips and removable modular plug for multiple connection options
77GX2 includes premium telco-style bent nose clips with piercing pin and bed-of-nails connectors
Proposition 65 Warning for California Residents: This product can expose you to chemicals including Benzene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
Proposition 65 Warning for California Residents: This product can expose you to chemicals including Benzene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to 
