amp noise solved

  1. Gothearl

    Archon 50 combo question about noise (low trrr... :) sound)

    Hi all, this is my new/used amp. made on 12/15 bought of reverb. The sound is just awesome - both high gain and clean. I'm noticing constant low noise rattling trrrr.... sound ") on both channels. Putting amp into standby mode eliminates it. Is it preamp tubes? made on 12/15 Also, one...
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