RECEIVERS, HEADGEAR


Receivers, Headgear No. 1A and 1B

Used in exchanges and consists of two receivers.  The Receiver, Headgear, No. 1A receivers are 60Ohms each and the Receiver, Headgear, No. 1B receivers are 150Ohms each.

Includes:-
1 x Diaphragm No. 12, 18 or 24.
1 x Headband No. 6.
1 x Earpiece No. 2, 9, 13 or 17.
1 x Pad, Receiver H.G. No. 3.

To be requisitioned Separately:-
1 x  Cord, Instrument No. No. 2/04A, Brown, 21" or 4/12A, Brown, 48".
1 x Headband, No. 7 (when required).

Drawing - 1994.

 

Receivers, Headgear No. 3A and 3B

Consists of two receivers.  The Receiver, Headgear, No. 3A receivers are 60Ohms each and the Receiver, Headgear, No. 3B receivers are 150Ohms each.

Includes:-
2 x Diaphragm No. 12.
1 x Headband No. 9.
2 x Earpiece No. 2, 9, 13 or 17.

Drawing - 62820.

 

 
Receivers, Headgear No. 5F

This consists of two Receivers, 4000ohms each, in series.

Includes:-
2 x Earpieces No. 11.
2 x Diaphragms No. 21.
1 x Cord, Instrument No. 236.

 

 
Receivers, Headgear No. 8A

Two Receivers 60ohms each, in series.  S.G. Brown Type.

Used in Wireless Stations where a Jack No. 1 is fitted.

Includes:-
2 x Earpieces No. 16.
1 x Cord, Instrument No. 236.

 

 
Receivers, Headgear No. 9

Sensitive receiver for use with Potentiometer No. 8B at phonogram operators' positions.  Also for use as alternative receiver at subscribers when required.

Includes:-
1 x Diaphragm No. 12.
1 x Earpiece No. 20.
1 x Headband No. 6.
1 x Pad, Receiver H.G. No. 3.

To be requisitioned separately:-
1 x Cord, Instrument No. 2/04A, Brown, 21" or 4/12A, Brown, 48"
1 x Headband No. 7 (when required).

Superseded by Receivers, Headgear No. 10A

 
 
Receivers, Headgear No. 10

Receivers, Headgear, No. 10A, Single
General purpose Receivers, Headgear with one 60ohm receiver.  These were used at local exchanges and with Potentiometers No. 8B at phonogram operator's positions.  Also for use as alternative receiver at subscribers when required.

Includes:-
1 x Diaphragm, No. 25.
1 x Earpiece, No. 22.
1 x Headband, No. 6.

To be requisitioned separately:-
1 x Cord, Instrument No. 2/04A, Brown, 21" or No. 4/12A, Brown, 48".
1 x Headband, No. 7 (when required).
1 x Pad, Receiver H.G. No. 3.

Superseded the  Receivers, Headgear No. 9A and was itself superseded by the Receivers, Head Gear No. 16.


Receivers, Headgear, No. 10A, Double
This consists of two Receivers H.G., No. 10A fitted with Headband No. 12, instead of Headband No. 6 and Pad, Receiver H.G. No. 3.

To be requisitioned separately as required:-
1 x Cord Instrument 4/36A, Brown, 48".


 

Receivers, Headgear No. 11M

This consists of two Receivers of 1000ohms each in series.

 

 
Receivers, Headgear No. 14

Consists of a receiver of 2000ohms with a folding headband.

For use with Tester WL 53400.

Includes:-
48" Cordage.
1 x Plug (Multitone's miniature 2-pin phone plug).

 

 
Receivers, Headgear No. 15

Drawing - 63982.

 

 
Receivers, Headgear No. 16T and 16U

These headsets can come in single or double receivers.  The No. 16T uses receivers of 150ohms (Receiver, Inset No. 3T) whilst the No. 16U uses receivers of 4000ohms (Receiver Inset No. 3U).

The No. 16T single, is usually used with an oscillator, in which case a Plug No. 420 with Cord 2/138AB 54" should be used.

Includes:-
1 x Headband No. 13 (double receiver).

Drawing - 91125, 91126 and 92627.

 

 
Receivers, Headgear No. 17A

Used with the Tester No. 132 (consists of Oscillator No. 87 and Amplifier No. 109).

Cannot be used with safety helmets.

 


 
Receivers, Headgear No. 18A

Used with the Tester No. 132 (consists of Oscillator No. 87 and Amplifier No. 109).

Used with safety helmets.

 


 
   

 

 

 
BACK Home page BT/GPO Telephones Search the Site Glossary of Telecom Terminology Quick Find All Telephone Systems

Last revised: February 04, 2025

FM