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  • Controlling Raspberry Pi GPIOs from the command line (MIC032E)

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  • Stepped Timer (ART726E)
  • Electronic Circuit Breaker (ART727E)
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  • Two Projects with Ceramic Transducers (ART647E)

Circuit Bench

  • Triac Timer (CB24046E)

      This circuit turns off a load after an interval of 8 to 80 seconds adjusted on the potentiometer. The...

  • Sensitive continuity test (CB8209E)

           Using an operational amplifier, this circuit from a 90s Popular Electronics, is characterized by its high...

  • Permanent magnet detector (CB22463E)

      We found this circuit in Popular Electronics from 1992. Transistors admit equivalents....

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