GEC No. 94
Gecophone for use with P.A.X. No. 5600 only.
This telephone is the same as the No. 75 except that it has a DC ringer .
The telephone is entirely self-contained, the calling bell being included
in the body of the instrument. The hand-combination incorporates a
highly efficient transmitter of the inset type, and an equally efficient
Taken from the GEC Private Automatic Telephone Exchanges No. 18/2 (undated)
Last revised: August 20, 2012