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The 3 terminal type was superseded by the 5 terminal type.
The telephone should be fixed to the wall, the lower edge 40 inches from the floor.
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 diagrams - N101 and C.B. 518.
Labels for the notice frame
GPO Label (Circa 1911)
Last revised: December 02, 2020