British line signalling equipment as used during ww2.
|Telephone set F Mk I and Mk II
A standard field telephone instrument used rear of Div. H.Q. for speech
|Telephone set H Mk II
This instrument is "sound powered" and requires no batteries.
|Telephone set D Mk V
A light portable field telephone instrument built into a metal case and suitable
for use in Div. H.Q. and forward area. Unlike telephone set F this instrument has no
cradle switch, therefore the handset carries a switch.
|Telephone set L
A very light portable telephone set, built into a metal case, the top of which can be closed in bad weather without interference with the use of the instrument. Primarily intended for use by linesmen for testing purposes. Telephone set L can use either an internal battery or power from a Central battery system, thus permitting use upon any telephone line.
|Telephone set EE8
American instrument designed for testing purposes by linesmen and working in the field
similarity to telephone set L. The components are mounted on a metal chassis, in a leather
case complete with straps for carrying purposes.
|foto||Fullerphone Mk III
|Fullerphone Mk IV
portable D.C. Telegraphy instrument of high sensitivity. The Mk IV includes radio
suppression condensers. The fullerphone, used in the forward areas, cannot easily be
intercepted, and can be superposed on existing telephone systems when telegraphic
communication is required between points served by such systems.
|Switchboard U/C Mk II 6 and 10
A portable field telephone exchange built into pressed steel case. The 6 line Sw/Bd is suitable for use by battalion and artillery regiments. The 10 line Sw/Bd is suitable for use by Divisional Signals. The range of working is 8-10 miles using D.3 cable and 14-16 miles using D.8.
A distribution and protection instrument, fitted with fuses and lightning protectors, mounted in a steel frame.
Mainly used with Switchboard U/C Mk II 6 and 10line.
Designed for fixed telephonic communication and field use. Built on the unit principle to provide self-contained switchboards of 20, 40 and 60 lines. Up to three complete 60 lines assemblies may be used alongside each other and inter-connected.
|Telephone L.S. No.2
This equipment is used by R.A. battery commanders as a means of communication to
any one or all of the four guns in the battery.