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Circuit Bench

  • Audio Oscillator (CB15834E)

      This article was written by A. Fanzeres in the 1970s. We kept the original text. With the circuit we...

  • 3-Transistor Amplifier (CB18837E)

      This amplifier can be used for public-address or other applications. Three transistors of the time...

  • 50 MHz Converter (CB20254E)

      With this circuit it is possible to tune the signals in the 50 MHz band in a common AM receiver around...

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