Introduced in 1939 this combined table handset telephone was used by the BPO in CB and Auto areas.

The case and handset are made of Bakelite.  The handset is actually called a Telephone No. 164.

This telephone has a magneto bell and provision in the case moulding for three press buttons.

Used on extension plans that require an additional gravity springset and more that one press button.

Circuit diagram N408.

Click here for the circuit diagram - Web users - CD users

History, Technical and General Information on 300 type telephones

Collectors information

Click here for Button labels  - Web users - CD users

Keys for use in 300 type Wall and Table Telephones

Lamp Fittings

How to restore Bakelite

Adjustment of Magneto bells

Labels that fit in the sliding tray

How to wire your Telephone No. 308 to make it work on Plug and Socket

Comparison chart of GPO 300 type telephones

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Last revised: April 09, 2012