Jacques7

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Jacques7
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  • @jks: Now I have built a linear 5 V power supply with a salvaged old transformer and the LT1085. Works excellent. Thanks again for good advise. Off topic: Next project will be a suitable antenna for the urban and interference rich surroundings. I'l…
    in US$1 5VDC Power Supply for the Kiwi Comment by Jacques7 September 2020
  • Many tnx! Yes I remember that the peak voltage from a four diode bridge is the AC voltage * 1.4 - but after the smoothing of that crude DC it will be lower again (RMS of 8.9 - will it not?). Anyhow, I will instead try your suggestion LT1085-5.
    in US$1 5VDC Power Supply for the Kiwi Comment by Jacques7 August 2020
  • Recently bought a Kiwisdr + Beaglebone. So far tested it with a switched 5v power supply. Works poorly - lots of noise (as one would expect). Will build old fashion power supply. I have a transformer salvaged long ago from an old BC-receiver (from t…
    in US$1 5VDC Power Supply for the Kiwi Comment by Jacques7 August 2020