Military and Civil Defence radio
All photos are Copyright SM7GYT
 






Ra 105
Military radio 38.0 - 55.00 MHz 
Power: 0.8 Watts
Supply: +1.5 V, -6 V, +67.5 V and +135 V battery or 12/24 V Inverter.
Formerly used by the Swedish Army

 

 




Ra 105
Military radio 38.0 - 55.00 MHz  FM
Power: 0.8 Watts
Supply: +1.5 V, -6 V, +67.5 V and +135 V battery or 12/24 V Inverter.
Formerly used by the Swedish Army

 

 




Ra 105
Battery: +1.5 V, -6 V, +67.5 V and +135 V 

 

 




Ra 105
Military radio 38.0 - 55.00 MHz  FM
Home built switching power supply inverter
Converting 6 Volt battery power to +1.5 V, -6 V, +67.5 V and +135 V 


 

 




Ra 105
Inside

 

 




Ra 105
Inside

 

 




Ra 105
Antenna current indicator

 

 




Ra 105
12/24 Volt Inverter

 

 




Ra 105
12/24 Volt Inverter

 

 




Ra 105
12/24 Volt Inverter

 

 




Ra 105
12/24 Volt Inverter

 

 




Ra 121
Military radio 39.6 - 48.0 MHz
Power: 3 Watts
Supply: 12/24/220 Volt
Formerly used by the Swedish Army

 

 




Ra 121
Inside view

 

 




Ra 121
Power unit 12/24/220 Volt
Inside view

 

 




Ra 122
Military radio 47 - 57 MHz
Power: 3 Watts
Supply: 7.2 Volt
Formerly used by the Swedish Army

 

 




Ra 122
Inside view

 

 




Ra 200 Receiver
Military radio 2 - 8 MHz
Supply: 7.2 Volt
Formerly used by the Swedish Army

 

 




Ra 200 Receiver
Inside view

 

 




MT 910 B
LUFOR receiver
M3051-910020

 

 




Remote control unit
Fjärrbetjäningsenhet  M 2491-944910

 

 




Ra 135
Military radio 42-43 MHz (6 Channels)
Sändtagare 135, M3955-135010
Power: 0.75 Watts, Pilot-tone Encoder: 150 Hz
Supply: 12-15 Volt Battery
Formerly used by the Swedish Army, but now only used by the Swedish National Home Guard

 

 




Ra 135
Inside view

 

 




Battery box 307 for Ra 135
Batterilåda 307 M7032-307010

 

 




Automatic Antenna Tuners 780, Ra 145 with "KRAGG", Ra 422, Ra 421 and 24 Volt Power Supply

 

 




Ra 145 REMO
Military radio 30.0 - 75.95 MHz (920 Channels)
Power: 1.5 Watts, Tone squelch: 150 Hz
Supply: 12 Volt, 5000 mAh Battery
Formerly used by the Swedish Army, but now only used by the Swedish National Home Guard

 

 




Ra 145
Amplifier power supply
Kraftaggregat Ra 145 (KRAGG) M 2631-705010

 

 




Ra 145
Inside view

 

 




Ra 145
Inside view

 

 




Ra 145
Inside view

 

 




AN/GRM-55
Test unit for Ra 145

 

 




AN/GRM-55
Test unit for Ra 145
Inside view

 

 




AN/GRM-55
Test unit for Ra 145
Inside view

 

 




Ra 145
Battery box 303 C

 

 




Ra 145
Battery charger 246

 

 




Ra 145 REMO
An extensive REp/MOd
If the REMO is done, the radio has a red "R" label on the front panel.

 

 




Ra 145 REMO
An extensive REp/MOd
This is a summary of the REMO (in Swedish).

 

 




Ra 145 
Repair Manual with circuit diagrams

 

 




Ra 145 
Repair Manual with circuit diagrams

 

 




Ra 146
The difference from Ra 145 is the X-MODE plug, and all transistors (no valves)
Military radio 30.0 - 75.95 MHz (920 Channels)
Power: 1.5 Watts, Tone squelch: 150 Hz
Supply: 12 Volt, 5000 mAh Battery
Formerly used by the Swedish Army, but now only used by the Swedish National Home Guard

 

 




Ra 146
Repair Manual with circuit diagrams

 

 




Ra 146
Repair Manual with circuit diagrams

 

 




Ra 422
Military radio 30.0 - 75.95 MHz (920 Channels)
Power: 3/35 Watts, Tone squelch: 150 Hz, and conv. squelch 
Supply: 25 Volt, 10 Amp
Used by the Swedish Army

 

 




Ra 422
Military radio 30.0 - 75.95 MHz (920 Channels)
Under the top cover

 

 




Ra 421
Military radio 30.0 - 75.95 MHz (920 Channels)
10 Channels Preset
Power: 3/35 Watts, Tone squelch: 150 Hz, and conv. squelch 
Supply: 25 Volt, 10 Amp
Used by the Swedish Army


 

 




Ra 421
Military radio 30.0 - 75.95 MHz (920 Channels)
Under the top cover

 

 




Ra 421
Military radio 30.0 - 75.95 MHz (920 Channels)
Under the bottom cover

 

 




Ra 421/422
Repair Manual with ciruit diagrams

 

 




Ra 421/422
Repair Manual with circuit diagrams

 

 




Ra 421/422
Equipment Manual with interconnection diagrams

 

 




Ra 421/422
Equipment Manual with interconnection diagrams

 

 




Ra 421/422
Main power connection

 

 




Ra 421/422
Main power connection

 

 




Ra 421/422
Main power cable

 

 




Power Supply 487  900 Watts
Likriktare 487  900 Watt  M 2511-487110
28.5 Volt

 

 




Antenna tuner 780
Antennanpassning 780, F6064-000469
Works together with the Ra421/422 radio system

 

 




Antenna tuner 780
Antennanpassning 780, F6064-000469
Inside view

 

 




Vehicle antenna base with remote controlled tuner
Works together with the Ra421/422 radio system

 

 




Diskcone antenna for Ra145/Ra422
Broad band 30 - 80 MHz

 

 




Directional Antenna 237 for Ra145/Ra422
Broad band 30 - 80 MHz

 

 




Directional Antenna 237 for Ra145/Ra422
Broad band 30 - 80 MHz

 

 




Directional Antenna 237 for Ra145/Ra422
Broad band 30 - 80 MHz

 

 




Directional Antenna 237 for Ra145/Ra422
Broad band 30 - 80 MHz
SWR Curve

 

 




Vehicle Antenna for temporary use
Broad band 30 - 76 MHz vith internal tuner
 

 

 




Vehicle Antenna for temporary use
Broad band 30 - 76 MHz vith internal tuner
 

 

 




Ra 513
Military radio, VHF 151 MHz, FM
Built by SRA, based on the civil CN504 radio

 

 




Ra 513
Military radio, VHF 151 MHz, FM
Built by SRA, based on the civil CN504 radio

 

 




Ra 538
Military radio, VHF 151 - 154 MHz, FM
Built by SRA, based on the civil C604 radio
Used for airport ground support by the Swedish Air Force
Vehicle cassette

 

 




Ra 538
Military radio, VHF 151 - 154 MHz, FM
Built by SRA, based on the civil C604 radio
Used for airport ground support by the Swedish Air Force
Base station

 

 




Ra 538
Panel logic board

 

 




Ra 538
Voltage regulator board, RX/TX-relay and PA-board

 

 




Ra 538
RX/Audio board and Frequency generator board

 

 




Ra 538
Base station antenna
Made by Allgon

 

 




Ra 138
Military radio, VHF 151 - 154 MHz, FM
Used for airport ground support by the Swedish Aif Force
Portable

 

 




Ra 138
Military radio, VHF 151 - 154 MHz, FM
Used for airport ground support by the Swedish Aif Force
Portable

 

 



RA 138/538 Kanalplan
    Sim          Hdx (Tx)     Sim          Hdx (Tx)     Sim          Hdx (Tx)
A1 153.025  151.725 E1 153.125  151.825 J1 153.225  151.925
A2 153.300  152.075 E2 153.400  152.175 J2 153.500  152.275
A3 153.600  152.500 E3 153.700  152.600 J3 153.800  152.700
A4 152.025     - E4 152.025     - J4 152.025     -
A5 152.375     - E5 152.375     - J5 152.375     -
A6 152.425     - E6 152.425     - J6 152.425     -
A7 152.825     - E7 152.825     - J7 152.825     -
A8 152.875     - E8 152.875     - J8 152.875     -
A9 152.975     - E9 152.975     - J9 152.975     -
B1 153.050  151.750 F1 153.150  151.850 K1 153.250  151.950
B2 153.325  152.100 F2 153.425  152.200 K2 153.525  152.300
B3 153.625  152.525 F3 153.725  152.625 K3 153.825  152.725
B4 152.025     - F4 152.025     - K4 152.025     -
B5 152.375     - F5 152.375     - K5 152.375     -
B6 152.425     - F6 152.425     - K6 152.425     -
B7 152.825     - F7 152.825     - K7 152.825     -
B8 152.875     - F8 152.875     - K8 152.875     -
B9 152.975     - F9 152.975     - K9 152.975     -
C1 153.075  151.775 G1 153.175  151.875 PASSN. DTMF
C2 153.350  152.125 G2 153.450  152.225 WX 1
C3 153.650  152.550 G3 153.750  152.650 BC 4
C4 152.025     - G4 152.025     - ML 7
C5 152.375     - G5 152.375     - SZ *
C6 152.425     - G6 152.425     - VB 2
C7 152.825     - G7 152.825     - UK 5
C8 152.875     - G8 152.875     - YL 8
C9 152.975     - G9 152.975     - TH 0
TR 3
D1 153.100  151.800 H1 153.200  151.900 DR 6
D2 153.375  152.150 H2 153.475  152.250 FL 9
D3 153.675  152.575 H3 153.775  152.675 RES #
D4 152.025     - H4 152.025     - RELÄ B
D5 152.375     - H5 152.375     - SLUT A
D6 152.425     - H6 152.425     -
D7 152.825     - H7 152.825     -
D8 152.875     - H8 152.875     -
D9 152.975     - H9 152.975     -

Ra 138/538
Channel frequencys

 

 




Ra 180
Military radio, 
30,000 - 87,975 MHz
2.320 Channels
Still in use by the Swedish Army
Made by Ericsson Radio