TONE GENERATOR

The 77GX Tone Generator incorporates a host of user-requested features including crystal-controlled microprocessor circuitry for precision wire tracing, three selectable tone outputs for multiple line identification, two-line polarity indication for fast outlet checks, selectable power outputs for use on open or shorted pairs, continuity testing and automatic shut-off to prevent battery drain.

• Microprocessor controlled circuitry for increased reliability
• 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
• 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