TELEPHONE No. 785 & 8785


Basic network, low send level, push button, wall type telephone with provision for four buttons and two lamps in the case.

Wall version of  Telephone No. 784.

Introduced in 1979 the 785RR version has time break recall (Register Recall).

Introduced around 1978.

Introduced in 1983, the Telephone No.  8785 was fitted with high impedance bell coils (4000 ohms) and a Cord Conn No. 4/502 250mm.

Specifications - S1289.

Circuit diagram - N885.



Additional Information
Model Mark Grey Introduced PBU No Remarks
Tele 785 Mk 1 y 9/77 7E or F GEC
  Mk 2 y 6/78 54A STC
  Mk 3 y 9/80 56A/4 PLESSEY
  Mk 4 y 2/79 11A PYE/TMC
  Mk 5 y 9/81 56A/2 GEC
  Mk 6 y 2/81 56A/3 TMC
  Mk 7 y 9/81 56A/1 STC
  Mk 8 y 3/82 56A/5 BTF
  Mk 9 y   56B/4 PLESSEY
  Mk 10 y 8/82 56B/3 TMC
  Mk 11 y 3/82 56B/2 GEC
Tele 785RR Mk 1 y   7E or F GEC
  Mk 2 y   54A STC
  Mk 3 y   56A/4 PLESSEY
  Mk 4 y   11A PYE/TMC
  Mk 5 y   56A/2 GEC
  Mk 6 y   56A/3 TMC
  Mk 7 y   56A/1 STC
  Mk 8 y   56A/5 BTF
  Mk 9 y   56B/4 PLESSEY
  Mk 10 y   56B/3 TMC
  Mk 11 y   56B/2 GEC

 

 
 
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Last revised: December 20, 2019

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