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    Noise elimination by coiling shielded cable?

    I had a strange problem where noise was getting into my preamp when a particular device (raspberry pi/DAC) was plugged into the preamp (via RCA interconnects). The noise was affecting the phono input channel while lisening to records with the Pi still plugged into the unused input. The device...
  2. 0

    Raspberry pi, with USB DAC, noise affecting phono playback??

    I have a Raspberry Pi 4 in a metal case. A Topping D10 DAC is connected to a USB port, and RCA cables connect that to my preamp/hifi. There is also a USB external hard drive connected to the raspberry pi. The problem is noise - BUT - not when playing music using the raspberry pi. The noise...
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