i agree it would be unlikely for 'listening in to happen
but let's look at the frequencies
http://goto.glocalnet.net/bosradio/S...82overview.htm
wellington radio- slightly more capable than the tr9 receiving from 111kc/s-15mc/s, transmitting 136-500kc/s and 1.5-15mc/s
some info on british radios
http://home.btconnect.com/gmb/airequip.htm
now compare to the fug 10 setup in a german bomber
http://www.laud.no/ww2/e10k/index.htm
300-600kc/s and 3-6mc/s
so it is theoretically possible