The L-network, when used as a matching network over wide frequency ranges and/or impedances does have its limitations. When the impedance to be matched approaches 50 ohms, the values of the component
Today is the 70th anniversary of my becoming a licensed ham operator-received a Class C license signed by J. B. Beadle (remember that signature?) dated January 19, 1937 a few days later. It is intere
Ron: Thank you very much for your kind thoughts. Now on to the next 70 years! (grin) Paul W5DM Paul: Congratulations on a milestone! I'm still one of the new guys--only 44 years licensed, from the ag
Bernie: My original call was W5GGV in Kingsville, Texas. I was president of the radio club at the U. S. Naval Academy, Annapolis, Maryland, call sign, W3ADO, 1943-1944, but no transmitting because of
Thank you very much for your kind thoughts. Now on to the next 70 years! (grin) Paul W5DM Happy Anniversary, Paul! May you continue to grace us and enjoy many, many more!
With a high selectivity audio filter on the back end of my Orion I can, on a noisy (electrical) city lot, copy weak cw signals that I cannot, without the audio filter, hear . Sometimes the combinatio
George I am interested in the 238 tuner--and will be in Belton this weekend. If you haven't sold it before then, please bring it with you. I am an old man, about 6' 2" tall, and will be in a silver N
<Anyone still want to argue that using the S-meter to set RF Gain (which includes AGC Threshold) is a bad idea? No--but a question. Using this method how does one adjust the AGC threshold setting in
When fighting for that very small increase in S/N ratio that makes the difference between copy and no copy on a weak cw signal with QSB (not an unusual occurrence when trying to work 160 m dx from a