108-944 RECEIVER (RN21 Relative)
Model : The model number is not known at this time. It appears to be a variant or relative of the Canadian Marconi model RN-21 receiver. If anyone can identify this receiver my model number, please contact: jerry.proc@sympatico.ca
Type: 108-944 superheterodyne receiver
Range: 550 KHz to 6.8 MHzTube lineup:
� RF Amp - 6SG7
� Oscillator/mixer - 6SA7
� IF Amp - 6SG7
� Detector/noise limiter/1st audio - 6SQ7
� Audio output - 6K6
� Rectifier - 6X5Power input: 32 VDC.
Circa : ?
Comment: This radio was designed to operate on 32 Volts DC (common on ships)
� It has a noise limiter that is not included on the RN-21
� The power input terminal strip as well as the speaker/antenna connection terminal board are located on the back of the front panel.
� The ID plate only bears the type number, which is different from the RN21 type number.
![]() |
| 108-944 front view. |
![]() |
| 108-944 top view. |
![]() |
| 108-944 top and rear view. |
![]() |
| 108-944 nameplate. |
| All photos in this table by Tom Brent |
Contributors and Credits:1) Tom Brent <navyradiocom(at)gmail.com>
Dec 18/17