I fine it to be fuller sounding with the back off and the greenback. I've also switched the tube to a 6CA7 which gives a meater sound. Last night I dropped in a VHT tube converter and put in a EL844 WOW! Very responsive, really sounds like a hot rodded JCM800 Is this the tube converter you used ? h...

dukealexan wrote:I swapped the speaker for a G12C greenback and left the back off. I've tried several preamp and power amp tubes types, don't recall what I have in her now.

How's the tone with the open back vs closed back ?

I should add I was using those on the dirty channel to take things up a notch

I got my SL5 a few months ago . I tried a bunch of different preamp tubes and settled on a preferred series 7025 in V1 and tung sol ri in V2 and V3 and an SED EL34 for the power . I swapped out the V30 for a Celestion Creamback but I could have probably lived with the V30. The preamp swaps smoothed ...

First post here , I've only used OD pedals set as a clean boost to get a little compression and tighten up the bass . I've used Maxon Analogman Silver OD9 Modded Boss SD-1 TC Electronic Spark Boost Xotic RC Booster Arc Effects Klon Klone Boss OD-3 Those were just used as a boost so I might not be mu...