TELEPHONE - WALL
Waterproof telephone for Automatic telephone systems
DE 140
This telephone is for use on ships and has water tight leads. The
handset suspension ensures that it is not affected by rolling and vibration
of the vessel.
Parts:
Waterproof dial RG 403, dial cord RS 5050, condenser RI
260, 1 uF, micro-telephone RE 1017 of black
Bakelite with
removable capsule transmitter RC 4000/200, 200 ohm, and rubber insulated cord RS 5120, bell
of 1000ohm and a case of light metal.
Dimensions:
Height 236mm, width 180mm The dimensions refer to the
back plate of the telephone.
Weight 4.2kg.
Taken from the L. M. Ericsson Telephones and Signalling Material Catalogue
No. 188 (1934)
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