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Buy RF Front End Board Kit for EU1KY Antenna Analyzer


David Richards Blog

Dave Richards AA7EE

  • A Few Free Swapmeet Finds
    Every year in the summer, The California Historical Radio Society (CHRS) in Alameda, CA host their annual “Radio Day by The Bay”. If you live in the area, or are visiting, it is the very best time to get a feel for all the things that CHRS do to preserve the history of radio and […]
  • The Belka-DX and an AM BC Band High Pass Filter
    My, how time flies. This is a post I have been meaning to write for nearly 3 years now. Back in late 2018, after a search for a small portable SW receiver, I purchased a C Crane Skywave SSB. It had a lot of the things I wanted in a portable radio and, at the […]
  • The Sproutie 10 Years On, and W3BBO Builds Another Sproutie!
    Next month (August) will mark 10 years since I built my little Sproutie HF Regen Receiver. I recently received an email from Bob W3BBO. A few years ago, he built a Sproutie, and he has just built another one – more on that later. Bob’s first Sproutie is shown in this post, along with a […]

Frequency VFO synthesizer Microb v.4

Frequency synthesizer Microb v.4 (Microb v.4S)

This looks pretty awesome. Might have to get one.

Manhatten Construction si5351 VFO by AA7EE

si5351 VFO by AA7EE

This si5351 Manhatten style constructed VFO is really slick

uBitx v5 Un-boxing