BUZZER No. 2B
This is a buzzer contained in a metal casing.  They were used on different equipments and cane in an assortment of variations.

Buzzer No. 2B
25 ohm trembler type used with House telephone systems.

Buzzer No. 2B-1
Buzzer No. 2B fitted to a mounting plate, with Capacitor No. 7533 and a Resistor No. 26GC, 270ohms.

Buzzer No. 2B-2
Buzzer No. 2B fitted to a mounting plate, with Capacitor No. 7533 and a Resistor No. 26GC, 270ohms.  Used in Telephone Intercom No. 3/1.

Buzzer No. 2B-3
Buzzer No. 2B fitted to an S.R.B.P. mounting plate.

Dimensions - 41mm x 38mm x 13mm.

Diagram - Q531 (Buzzer No. 2B-2).

Drawings (Buzzer No. 2) - CD2063 (Mark 1) and CD1936 (Mark 2).

Drawings (Buzzer No. 2B) - 91524 (2B-1), 91885 (2b-2) and 92664 (2B-3).

Specification - S38 (Buzzer No. 2B Mark 2).

Buzzer No. 2B

 
 
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Last revised: December 11, 2024

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