Rotatone Pulse to Tone Converter shsdparentproduct Electrically

Electrically

and it required users to deposit money before placing calls

May not be exactly as illustrated

The number plate has been cleaned and buffed back to its perfect original sheen

Rotatone Pulse to Tone Converter shsdparentproduct ElectricallyIntroducing Rotatone! Rotary dial phones emit a series of electrical pulses that are used by the equipment at the central telephone office to route the telephone call to the appropriate destination. Dialing a "9", for instance, on a rotary dial will emit nine electrical pulses spaced approximately 1 10 of a second apart. Modern touch to phones accomplish call routing by emitting distinct tones for each number pressed on the keypad, and it is the tones