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  • Stepped Timer (ART726E)
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Circuit Bench

  • 100 W x 60 W Sine Wave Inverter (CB13912E)

      This inverter is critical for transformers and can use modern equivalent transistors like MJ2955 on...

  • 4 decades rectangular generator CA3140 (CB9220E)

          Using an operational amplifier of the time, this circuit was obtained from a 90s Radio...

  • Variable Attenuator (CB4914E)

           This circuit can operate in a 100 dB range with signals of up to 100 MHz frequencies. Similar...

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