Author Topic: rt503h preamp tube layout ?  (Read 3179 times)

Offline KMHAXE

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rt503h preamp tube layout ?
« on: July 21, 2012, 09:11:55 AM »
anyone know which tubes are doing what in the preamp section ? 4-12ax7's and 1-12at7  Let's get this board rollin'  !!!

Offline tacklebox455

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Re: rt503h preamp tube layout ?
« Reply #1 on: July 26, 2012, 02:41:08 AM »
easy way to find out which tubes affect which channel is to pull tubes till sound goes dead then you will know what tubes go with which channal I do know the 12AT7 is part of the 3rd (modern gain) channel
Electric Wizard,Weedeater,High on Fire thats my play list