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  • Regulated 0 to 15 V x 1A Power Supply (MIN428E)
  • Power Supplies (MIN432E)
  • Improvised Microphone (MIN408E)
  • DC Motor Speed ​​Control (MIN329E)

Circuit Bench

  • Darlington Push Pull Stage (CB6971E)

          This circuit was suggested by Popular Elecronics from the 90's. The circuit has high input...

  • Preamplifier for voltmeter (CB21950E)

      This circuit for electronic voltmeter was found in a publication by Gernsback from 1960. The...

  • Experimental Geiger (CB13044E)

      Large-surface diodes and even neon lamps can function as radiation sensors. The circuit shown in...

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