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Recent content by CarlRhino

  1. CarlRhino

    Depth of water sensing

    This will work well in theory... But, you will find that the metallic conductor will quickly oxidise due to the current and also due to time and the impurities in the water… You may recall these experiments from high school chemistry…
  2. CarlRhino

    TEMPERATURE STANDARD FOR IR EVALUATION

    I use a very similar rule as WarpSpeed although i did do a project with a triac and two resistors that got pretty hot... to hot to leave your finger on at all... i had a phew running for over a year... The only issue is that over time the solder will dry up though i was suprised at how well the...
  3. CarlRhino

    capacitor charge indicator

    Hi all, Two words, series R... Very small series R, Diff amp with good common mode rejection and decoupling as the spikes that will be generated on charge and discharge will be fairly large you will also have to watch the board layout, bandwidth and biasing current (obviously)... Regards...
  4. CarlRhino

    SAW Resonators?

    Go to RFM (Radio monolythics) and check out there appnotes.

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