Receivers, Watch No. 1B

Used for Testing Purposes (150 ohms).
Uses Earpiece No. 2 and Diaphragm No. 12 (1928 and 1946).
Receivers, Watch No. 2B

Used for testing purposes.
Uses Earpiece No. 2 or 13 and Diaphragm No. 12.
Receivers, Watch No. 3D

Used on Transmitters, Fire Alarm No's 5, 6 or 7.
10 ohm resistance.

Earpiece No. 10.
Diaphragm No. 12.
Cord, Inst, No. 2/33B 7.75".

Has a ring on back.

Supersedes Receiver, Collier Marr.


Receivers, Watch No. 4

Used on London Fire Brigade Fire Alarm Systems.
10 ohm resistance.

1 x Earpiece No. 10.
1 x Diaphragm No. 12.
1 x Key-plug and Cord, "Brown".

No. 4D came complete with leather case.


Receivers, Watch No. 5

Unknown use.


Receivers, Watch No. 6

Bakelite cased Receiver Watch for use on 200 and 300 type telephones..

Available in the colours - Black, Chinese Red, Ivory and Jade Green.

Loop is Part No. 2/SL0/1.
Cord is Cord, Inst., No; 2/22B (Colour), 33".

Superseded by Receivers, Watch, No. 7P.

Shown in 1946 Rate Book but not in the 1956 book.

Receivers, Watch No. 7P

Steel cased Receiver Watch.

Used on Telephones No's 232 and 332.
Fitted with Cord, Inst. No. 2/22B (colour) 33".
Fitted with Earpiece No. 22.

Requires Hook, Receiver L (for Telephone No. 232), T...., X (for Telephone No. 332) or Y.....

Available in the colours - Black, Chinese Red, Ivory and Jade Green.

Receivers, Watch No. 8T

Used on 700 type Telephones.
Fitted with Cord, Inst. No 2/145AK (colour) 7 inch.
Supplied in Ivory, Black or Grey.

Requires Hook, Receiver AG (for Telephones 706 and 710), AH (for Telephones 711) or AK for (Telephones 740 and 746).

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Last revised: May 24, 2020