RECEIVER, BELL No. 4A

This is a hand held, single pole, receiver used on telephones with no induction coil.

This Receiver has no permanent magnet and the coil is of 60ohms resistance.  It is also called an Electro-magnetic receiver.

Used on Telephones No's 55, 55B, 72, 72A and 98.  These telephones were polarity conscious.

Normally fitted with a Cord,  Instrument No. 222.

American make includes:-
1 x Diaphragm No. 9.
1 x Earpiece No. 4.

Mark 234 includes:-
1 x Diaphragm No. 12.
1 x Earpiece No. 2.