Subscriber's telephone circuit

Details Subscriber's telephone circuit Subscriber's telephone circuit

H - Electricity

04

M

379/30

H04M 1/26 (2006.01) H04M 1/31 (2006.01) H04M 19/00 (2006.01)

Patent

CA 1209291

SUBSCRIBER'S TELEPHONE CIRCUIT ABSTRACT OF THE DISCLOSURE A transformerless subscriber's telephone circuit including an integrated circuit pulse dialer and transmit, receive and ringer circuitry employing discrete components. To prevent pulse distortion a minimum value of operated voltage is always supplied to the pulse dialer by means of the inclusion of a large capacitor which functions to maintain line voltage available to the dialer above a predetermined minimum value.

453299

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