GREENLEE 177 TONE SPLICERS TONE REPAIRED The Model 177 Precision Tone Generator is used for telecom industry pair identification and fault locating: supplies precise 577.5Hz crystal controlled signal. Variable output allows signal strength adjustment to suit field conditions and improve accuracy. Works with any common amplifier and exploring coil as an aerial fault locator. For communications over inactive pairs, Model 177 supplies talk battery to power two telephone butt-in test sets. Three test leads are equipped with traditional bent nose piercing clips with "bed of nails" insulation piercing pins. Tone generator and test leads fit neatly in a durable, protective woven polyester carrying case with shoulder strap. · Variable output tone improves accuracy. · Affordable aerial fault locator
Specifications: Power; one 6V lantern battery, nominal life 40 hrs
Transmitter frequency; 577.5 Hz pulsed at 1 Hz, crystal controlled
Output signal level; 0 to +30 dBm
Output voltage; 0.1 to 80 Vp-p
High impact ABS housing in woven polyester case, 4.5 x 5.5 x 7.25" in case, weighs 3 lbs w/battery