Reply To: RFI? New RSP1A install with SDRuno

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January 30, 2021 at 9:29 am #1656
Andy2
Participant

    It sounds like the MFJ PS is a switch mode type and is not filtered as it should be. External filtering may work but you’ll have to buy several large ferrites to do it. If you know the voltage and current the MFJ requires, you could find an analogue supply instead.