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Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

Recent content by spstansbury

  1. S

    Stepper? Timer, best design for a watch winder

    CCK - thanks for the links to the PIC info, that does seem to be the way to go. Back before PIC's were around, folks used to come up with all kinds of circuits with a handful of 555 timers, flip-flops and decade counters - Rube Goldberg assemblies in their own right, I guess. In the...
  2. S

    Stepper? Timer, best design for a watch winder

    I've inherited a nice automatic (self winding) watch and want to put together a winder for when I'm not wearing it. Requirements: Rotate the watch in one direction for roughly 5 minutes at roughly 10 rpm, stop for roughly 2 hours. Rotate the Watch in the other direction for roughly 5...

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