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Latest

  • Stepped Timer (ART726E)
  • Electronic Circuit Breaker (ART727E)
  • Electronic Cockroach Killer (ART649E)
  • Two Projects with Ceramic Transducers (ART647E)

Circuit Bench

  • Two-color indicator (CB7824E)

           This two-color LED indicator was found in a Popular Electronics from the 90's. The transistor...

  • Non-linear amplifier (CB24008E)

      In this circuit the gain decreases as the input signal intensity increases. The circuit is from a...

  • Simple Microphone Preamplifier (CB4768E)

           This circuit was found in a Popular Electronics of the 90s. The output amplitude will be between...

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