> If you can provide a nallow band IF with the necessary filters and > demodulators, they are great. > > Myself, I have designed and built a DSP based 65 kHz IF. With this > modification, it is as good as my WRR-2, 390s etc. > > Visit my web site to see a R1230 > http://web.tiscali.it/milradio73/radio.html > > Regards, > > Francesco Ledda Nice shot of the 51BX. Brings back memories. Barry