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Circuit Bench

  • Electronic Doorbell (CB12331E)

      I found this circuit in an old documentation from 1982. The circuit can be assembled with the...

  • Multiple Feedback Band Pass Filter (CB6249E)

           This circuit is suggested by Texas Instruments in old documentation. The components depend on the...

  • Monitor for 2 m modulation (CB21743E)

      With this circuit it is possible to follow the transmission in the range of 2 meters with a...

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