Uploaded February 2023 | Updated September 2026, 2 days ago

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The Open Source ATU-100 is available as both fully assembled and in kit form. Are these things any good and how do you get a good one?

PU1OWL ATU-100 Improvement Video: youtube.com/watch?v=78vwaK2SVQU&t=70s

The following links are affiliate links. I get a small commission if you purchase using these links but does not impact the amount you pay.

ATU-100 Kit: amzn.to/3ZKXqjV
ATU-100 Case: amzn.to/3xWK3B4
Improved Diodes: amzn.to/3xVF2ZH