TELEPHONE No. 333
Bakelite cased wall telephone,
introduced in 1956 and used by the BPO in CB and Auto areas on
direct exchange lines. This telephone has an AC bell ringer.
Offered as an alternative to the table model, Telephone No. 232.
This model had no provision for push buttons.
Made for the BPO by British Ericsson, Model No. N1086A.
Circuit diagram - N433.
Diagram for Button labels - N620.
Last revised: December 03, 2018