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psxr

  1. M

    Cyrus Power amp - revert PSXR conversion?

    Hi everyone, I've recently acquired a Cyrus Power amplifier (w. XLR, not the X version) that has always been used with the PSXR but the previous owner had sold the PSXR separately years ago. My Power doesn't want to start without the PSXR (green flashing power light meaning the PSXR is...