At the heart of many amateur radio and other projects lies the VFO, or Variable Frequency Oscillator. Decades ago this would have been a free-running LC tuned circuit, then as technology advanced it ...
If you really want to spice up a New Year’s Eve party, you don’t want to rely on some boring old TV announcer or phone to tell you the time. Over on Soldering Station, they show you how to build your ...
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