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Circuit Bench

  • CATV amplifier (CB9409E)

      Found in a 1969 Electronics World, this circuit is intended for amplifying analog cable TV...

  • Magic Neon (CB23643E)

      Place the lamp on the ignition threshold via R2. Your approach causes it to light up. The secret is...

  • Microphone Preamplifier (CB4733E)

           This circuit has a voltage gain of approximately 100 times and can operate with medium and high...

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