Tube Amp Archive

This is a pre SLX. I have tried several preamp tubes without much success - JJ, Telefunken, and some vintage RCAs. Andy's upgrades are a little pricey and I won't gain much knowledge about tweaking if I send it to him. Good to know that you got nice results from his tweak though. Mine had other iss...

Is this a newer ODS (i.e. SLX) or an older model? I had a similiar issue with mine not having much of a clean sound with the rock switch on. I did end up sending mine to Andy and it came back much better. Its not cheap though...

Have you tried preamp tubes?