I’ve improved on my design for a parallel port CW interface for the FT-857D. I used a 4N28 optoisolator. Please see my post on Sending CW from Ham Radio Deluxe and the FT-857D for more details. The current limiting resistor … Continue reading
I enjoy using my computer to control my radio. While I still enjoy sending CW the old fashioned way, there are times I’ve wanted the ability to send CW (real keying, not a modulated tone) from my computer. This might … Continue reading
I use a home brew current meter to measure common mode current on all my cables (which is the “3rd” current that flows on the outside of the coax shield – responsible for transmission lines that radiate and pick up … Continue reading
I use a SignaLink USB interface with my old Dell Latitude for digital modes. The Rx audio output has always been extremely low. In many cases, the output is too low to make a simple audio recording off the air. … Continue reading
Some time ago I purchased an MFJ-962D. It was a good value, with a coax switch, current balun, and wide range covering amateur radio bands 160 through 10 meters. The tuner is rated for “1.5KW SSB Power” – but these … Continue reading
I had a computer headset with a boom mic that no longer worked. I think the small wires inside the molded plugs had broken. I had always been impressed with the audio quality of these relatively cheap Logitech headphones and … Continue reading
I got my first ham radio license years ago at age twelve. I was in the seventh grade and we lived in a semi-rural area and private house. I had 3 element yagis on the roof for 10 and 15 … Continue reading
Took the exam tonight down at Columbia University tonight and passed my exam. Hurray! Time to start working those sweet parts of 20 and 40 meters, and get one of those fancy call signs! Tweet
I picked up an 80′s vintage Kenwood TS-530s on EBay. The rig was in great shape but the output power was very low. After searching on Google for information about my new radio, I found Ken, K4EAA’s *excellent* webpage on … Continue reading
