TELEPHONE No. 108

Portable Military Telephone set.

The Telephone No. 108 was used as an operators set in conjunction with a "Switch-Units, Buzzer, Visual 5+3".  It could also be used (without the Plug No. 301 and with a Sleeve, Terminal Disconnect) as a "Message Set" with any type of buzzer switchboard.

The handset used was the Telephone No. 112.

Introduced circa 1917.

Telephone No. 108 Mark 235 Includes (1917):-
1 x Coil, Induction No. 2.
1 x Calling Key.
1 x Jack No. 8.
1 x Buzzer No. 14B.
1 x Telephone No. 112.

Requires 2 x Cells Dry "X".

Circuit diagram - N208 and EC1133.
 

Last revised: May 04, 2026