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  • Stepped Timer (ART726E)
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Circuit Bench

  • Universal speed control (CB20783E)

      This control, which may appear in other versions on this site, was found in documentation from the...

  • Piezoelectric Alarm (CB6425E)

           We found this circuit in a 1991 Hobbyst Electronics. The circuit makes use of an unusual...

  • Micro Touch Control (CB20312E)

      This circuit turns a relay on or off by touching the sensors or by connecting sensors at these...

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