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Latest

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Circuit Bench

  • Instrumentation amplifier (CB7029E)

           Found in an Elektor from the 90s, this circuit is suitable for viewing audio signals on an...

  • Battery voltage monitor (CB7133E)

          We found this circuit in a Popular Electronics from the 90's. The circuit activates an oscillator...

  • Mini portable amplifier (CB21741E)

      This amplifier is from a May/April 1969 Popular Electronics. The components are from the period and...

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