TELEPHONE No. 1
|Standard GPO wall telephone for CB areas.
Wooden cased telephone with bell receiver, 1000 ohm bell, induction coil and solid back transmitter.
The 3 terminal type was superseded by the 5 terminal type.
This telephone was in the 1928 Rate book but not available in the 1946 Rate Book.
Telephone includes (1928):-
Mark N.T. No.13:- 1 x Coil, Induction, No.3. 1 x Condenser, M.C. No. 6.
Mark N.T. Nos. 14 and 16:- 1 x Coil, Induction, No.3. 1 x Condenser, M.C. No. 2.
Later Types - 5 Terminal:-
Early Telephone No.1's were in fact NTC badged, but actually purchased from Western Electric which were made in Antwerp, Belgium.
Circuit diagram - N101.
Drawing No.s 8830, 8831 & 8832.
Labels for the notice frame
GPO Label (Circa 1911)
Last revised: May 24, 2020