There must be a book to be written on LF operating including a glossery of terms (O, M etc).< Martin, the book actually *was* written ... by Peter, G3LDO (see http://www.rsgb.org/books/acatalog/RSGB
RX techniques Having now established a recive set-up I would be greatfull if anyone is prepared to share there RX technics. Reciver modes and filtering along with how you calibrate the RX frequence o