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  • Monochrome Light Source (MIN578E)
  • Integrated Power Oscillator (MIN582E)
  • Relaxation Oscillator usin Operational Amplifier (MIN542E)
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Circuit Bench

  • 1 kHz Second Order High Pass Filter for 1 kHz (CB12569E)

      Using an operational amplifier TLC271, but with a more effective action, we have in the figure, a...

  • Guitar Preamplifier using the 741 (CB4429E)

           The circuit shown uses the 741 operational amplifier, but lower noise and higher gain equivalents...

  • CA3020 Signal Tracer (CB24209E)

      Found in a September 1972 Radio Electronics magazine, this circuit uses RCA's CA3020, a...

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