Siemens Brothers No. 342

The Siemens No. 342 is referenced on the diagram T19270A, which also refers to the Siemens Brothers No.350.  As the circuit is identical to the No. 350, which is an automatic telephone, then it can be assumed that the No. 342 is either a CB or wall telephone.

Colours:
Black, possibly others.

Diagram - T19270A.

Note that the diagram label states both 342 and 350 models
 

Last revised: October 09, 2025

FM2