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John’s Tech Blog
Technical hobbyist exploring Raspberry Pi, ham radio, networking systems, GNSS/RTK positioning, laser engraving, and digital camera hardware.
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History Of John’s Tech Blog
RA2 Rotary Suggested Improvement (click pic to enlarge)
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Precision Focus Adjustment For Cutting (click pic to enlarge)
5″ Round Part on RA2 Rotary (click pic to enlarge)
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