Receiver mod. R109 - England 1940 - Used on english army
vehicles during II W.War -Supereterodyne circuit, frequency coverage:
2,4 - 5 MHz and 4,5 - 9 MHz in 2 bands; Intermediate Frequency at 465 kHz. 8 tubes: (5) ARP12 and
(3) AR8. Power supply 6 volt battery with a multivibrator to do the anode
voltage. |