AW: [basicstamps] RPM''s and the stamp — Parallax Forums

AW: [basicstamps] RPM''s and the stamp

Archiver Posts: 46,084

2001-11-01 08:58 edited 2001-11-01 08:58 in General Discussion

Hi John,

what about a reed-switch close to the shaft and a little magnet on the
shaft?

Or a LED LDR-thing counting slots?

Just two ways, maybe there are more and better ones, have a nice day,

Uli

Urspr

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