ERICSSON
TELEPHONE No. N2904

Magneto Telephones
n2185a.jpg (10321 bytes)
CONVERTIBLE TYPE
N2904A

This is a one-piece convertible type telephone so arranged that it can be readily altered to work to all kinds of exchange systems, such as, for example, the following:-
Ordinary magneto

Code No. Description
N2904A1T Magneto, condenser in bell circuit
N2904A2T Magneto with loop auto clearing
N2904A3T Magneto, R.S.A.X. earth clear
N2904A4T C.B.S. No. 1
N2904A5T C.B.S. No. 2 and 3
N2904A6T Party line, C.B.S. No. 1
N2904A7T C.B. extension to intermediate
N2904A8T Central battery
N2904A9T Automatic

Black only

 
 
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Last revised: July 24, 2025

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