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  • Stepped Timer (ART726E)
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Circuit Bench

  • SCR Alarm (CB19223E)

      This circuit uses NO sensors and was found in an American publication in the 90s. The supply must...

  • 1A Step-Up Converter (CB15572E)

      The circuit shown in figure uses the ST8R00 from ST Microelectronics which consists of a 1 A...

  • Symmetric Power Supply 15 + 15 V L78xx and 79xx (CB15172E)

      This circuit is from the SGS manual of linear integrated circuits of 1982. The circuit has a...

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