amplifier power supply

Forum discussion tagged with amplifier power supply.
  1. eng_maruf

    Question ATX PSU giving Noise to Amplifier

    Hi everyone, My Amplifier system gives a High pitch static noise while I play something from Computer but not from my phone. Then I switched the Power supply (ATX PSU) of my Amplifier to a normal power 12v 700mA Adapter. The noise GONE!! This noise was created by SMPS Power supply 12v 15A (ATX...