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  • Stepped Timer (ART726E)
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Circuit Bench

  • Limiting Amplifier (CB21763E)

      This circuit is suitable for modulating AM transmitters. The circuit is from a 1977 radio amateur...

  • Telephone Tone Generator (CB13935E)

      This double tone generator uses a specific integrated circuit, having been found in a 1977 CMOS...

  • Voltmeter (CB6877E)

           This is a simple 1-digit voltmeter circuit using voltage comparators. It was found in a 2004...

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