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  • Stepped Timer (ART726E)
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Circuit Bench

  • Easy Tuning Square and Sine Oscillator (CB4927E)

          We found this circuit in an American 1980s documentation. The circuit can be assembled with modern...

  • Fortune Wheel (CB7004E)

          Found in a Popular Elecronics from the 90s, this circuit appears in other versions in this section and...

  • Tone relay (CB11899E)

      The trigger signal for this circuit is an audio tone. Tones up to close to 100kHz can be used. The...

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