Category: W7ZOI Design

Moving Right Along…

July 9, 2015
Homebrew Amateur RadioNT7S DesignW7ZOI Design
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I keep making progress toward The Goal (see previous posts).  Here’s the fully populated Hycas IF board. Sharp eyes will note I left out the input impedance matching network (L1 and C1), as I haven’t decided yet on an IF frequency.  Current thoughts are running toward 4.9152 MHz.  Why?  Well… mostly because I have about 100…

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Progress Cannot Be Stopped

June 23, 2015
Homebrew Amateur RadioW7ZOI Design
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Well, for the time being, I’ve run out of parts to stuff into the W7ZOI Spectrum Analyzer project.  Soooo, since progress cannot be stopped – next up is another Wes Hayward design, the “Hycas” IF module kit (Hycas stands for Hybrid Cascode).  Discerning eyes will note I’ve yet to pop in the active devices as…

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