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Recent content by JamieK

  1. J

    Help with Opamps and ultrasonic receiver circuitry

    ultrasonic opamp Unfortunately, I have tried switching the connections to the input pins but it doesn't work either. I forgot to mention that. Could there be any other possible mistakes with the circuitry?
  2. J

    Help with Opamps and ultrasonic receiver circuitry

    ultrasonic op amp Hi! I desperately need help concerning the circuits I've attached below. Basically, it is an ultrasonic receiver circuit, with two ultrasonic receivers connected. The first circuit shown is just for one ultrasonic receiver. **broken link removed** The op-amp labelled A is...

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