Mal and others, ... as did cheap-and-nasty push-button car radios. (Well, they probably weren't nasty by the standards of the day, and certainly not cheap.) You pulled out the push-button (which I th
Jim The Collins equipment used this method in their VFO'S, permeability tuning also ferrite slug tuned IF transformers have been around for a long time. There seems to be some confusion about Variome
Jim Incorporate both systems for max flexibility. With all this hi tech discussion its hard to believe that no one is transmitting or receiving at present from the UK, and not that much interest from