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  1. Audio Gear
    For sale Denon 4520ci. I am the only owner. Only minor item is a small crack on the remote (see picture). Other than that, have never had any issues. Still currently in use, but awaiting delivery of my new receiver. Includes AVR, remote, Audyssey microphone. Ships in original box. Shipping at...
    $550 USD
  2. Receivers, Amps, and Processors
    Hi First post here, and it's a long one. Short version: I'm desperate for a firmware file (USB, network or RS232) for my Denon AVR 4520 receiver. Long detailed version: I made an automatic update (ethernet connection) and it bricked the amplifier so it got stuck in a retry loop and finally...
  3. Subwoofers, Bass, and Transducers
    Hey everyone, I've been lurking here for quite a while and trying to find a good thread that pertains to my particular issue, but I have been unsuccessful. My question pertains to the sound quality and placement of subwoofers in my great room (which will be doubling as a movie room for the...
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