RAF
radio receivers

Click on the image for full size view!  

 

R 1082 r1082.jpg (42343 bytes)
Purpose
Type of wave
Frequency range
Frequency stability
Power input
R 1116 r1116.jpg (36211 bytes)
ARI 5112

R 1116, T 1115, PSU type "G"
Purpose General purpose aircraft receiver designed primarily for use with transmitter. type T. 1115. Listening-through, side tone and I/C. Remote controls control. D/F with loop aerial and sense-finding unit. Colour-coded controls.
Type of wave C.W., M.C.W. and R/T. Certain models, labelled "N", not suitable for R/T.
Frequency range 142 kc/s. to 1,600 kc/s. and 2 Mc/s. to 20 Mc/s. 
Two "spot" frequencies
Frequency stability Not applicable
Power input Filament, 1,6A from 2V
HT 14mA to 25mA (full load) from 120Volt.
R-1124 / R-1125 r1124-r1125.jpg (43645 bytes)
Purpose

Beam approach receiving equipment. airborne. Gives correct approach track and receives marker beacon signals.  Remotely controlled. Retractable main aerial and 7 ft. 6 in. dipole. Remote control.
Main beacon receivers R l124 and 1124A
Marker beacon receivers R.1125 and l125A
Type of wave MCW
Frequency range

R-1124 and 1124A: 305 Mc 5. to 404 Mc/s.  (Six "spot" frequencies) 
R.1125 and 1125A: 38 Mc/s.
R-1132 r1132.jpg (28184 bytes)
Purpose Ground station rack assembly receiver for V.H.F. communication or direction finding. Incorporates A.G.C. manual gain control for D/F with local oscillator for audible beat production.  Also issued for mobile application with transmitter vehicle.
Type of wave R/T unmodulated carrier for D/F
Frequency range 100 Mc/s. to 121 Mc/s.
R-1155 r1155.jpg (28481 bytes)
Purpose Designed for use in aircraft with transmitters of the T. 1154 type. Communications and D/F.  Super heterodyne circuit with I F. 560 kc/s., B. BFO 280 kc/s.  R-1155A and R-1155B embody interference suppressor circuits.  All instruments incorporate A.V.C. and manual volume control.  Uni-control tuning with colour-coded controls.
Type of wave C W., M.C.W. and R/T
Frequency range 18 Mc/s. to 3 Mc/s. and 1.500 kc/s. to 75 kc/s. with gap between 600 kc/s. and 500 kc/s.  In five ranges.  H.F. l8,5-7,5 Mc/s.. 7,5-3,0 Mc/s. M.F. 1,500-600 kc/s., 500-200 kc/s. and 200-75 kc/s.
Power input
R-1294

Purpose

UHF receiver which was also used by the Army.
Type of wave
Frequency range 500-3000MHz. AM R/T and C.W. 
Frequency stability
Power input
R-1471 r1471.jpg (41814 bytes)
Purpose
Type of wave
Frequency range
Frequency stability
Power input
R-1475 r1475.jpg (32090 bytes)
Purpose
Type of wave
Frequency range 2 to 20Mhz
Frequency stability
Power input
R-1481 r1481.jpg (28453 bytes)
Purpose
Type of wave
Frequency range
Frequency stability
Power input
RA-1B, RA-1I, RA-1J ra1b.jpg (45570 bytes)
Purpose Airborne communications and D/F. Local or remote control The RA-1I is for use with high impedance telephones The RA-1 J has extended frequency coverage.
US build, but also used by the RAF.
Type of wave C.W. R/T
Frequency range The RA-lB and RA-1I range is 0,l5 Mc/s. to 15 Mc/s
The RA-1J range is 0,l5 Mc/s. to 20 Mc/s
Power input
RA-10DA, RA-10DB 
Purpose Remote controlled receiver for airborne and mobile service Aural D/F and loop antenna reception (On RA-l0DB only)
Type of wave C.W.  M.C.W.  R/T.
Frequency range (1)   150 to 400 kc/s.
(2)   400 to 1,100 kc/s.
(3)   2,0 to 5,0 Mc/s.
(4)   5,0 to 10,0 Mc/s.
Frequency stability Two lock-in crystal controlled frequencies are available, one in each of bands 3 and 4.
MN-26 
Purpose

Remotely controlled airborne navigational equipment providing Visual unidirectional left-right indication Aural reception on non-directional and loop aerials Aural null directional indications with loop aerial.
Type of wave C.W. M.C.W. R/T
Frequency range 150 to 1,500 kc/s, I.F.-112,5 kc/s.