04-08-2014, 03:19 PM
Thanks guys, I think I might have found it here at radio codegods . This is a 53 model not a 53A but the tube chassis layout is exactly the same. I have not looked at the actual electronics under the chassis yet though. Perhaps its electrically the same
here it is http://radio.codegods.net/node/7036
here it is http://radio.codegods.net/node/7036