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

Early models may be found with a Coil, Induction No. 22 fitted instead of a Coil, Induction No. 27.

Spring 1 of the cradle switch is spring-set is adjacent to the mounting.

Detail as for Telephone, No. 326, Black, minus Cord, except:-

  1. Cradle-switch action is 2M, lC, instead of 2M.
  2. Bell, No. 59 A, Unmounted, with 1 each of Bell-gongs Nos. 2 and 2A, Nickelled, is fitted instead of Bell, No. 65A with 1 Bell-gong No. 2, Nickelled.
  3. Filter, Suppression, No. 26A omitted.

Diagram for telephone circuit - N408.

Diagram for Button labels - N620.

Drawing - 63022.

History, Technical and General Information on 300 type telephones

Collectors information

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: December 26, 2021