QRPGuys CW keyer

Although a Begali or Bencher (now Vibroplex) paddle was on my Christmas list, Santa must have felt that I wasn’t a good as I could have been. However, all was not lost. I did manage to snag a keyer kit … Read More

Monitor transmitter quality using a RF tap

The uBitX is a popular multi-band QRP transceiver. Preparing to assemble my own 40m uBitX, I wanted a means to monitor the RF output to confirm that any harmonics and spurs are at levels that meets FCC requirements. I have … Read More

Wolf River Coil TIA Enhancement

Woke up this morning and found my photo background covered with snow. Shoveled a bit and took this photo of my modified Wolf River Coil Take-It-Along kit with a dual collar.

The kit ships with three 32′ radials with … Read More

Raspberry Pi Slides from RARA presentation

This evening, I presented “An Introduction to the Raspberry Pi” to a group of radio amateurs from the Rockford Amateur Radio Association. It was great to get together with this group again and a good time was had by all. … Read More

Celebrating one year back in the hobby…

Today marks my one year anniversary of my return to amateur radio. To celebrate, I presented a talk on the Raspberry Pi to our local radio club, the McHenry County Wireless Association. As promised, I am uploading my slide deck, … Read More