MusicManJP6
Well-known member
Yep, switched from Mesa EL34s (STR-447s). The stocks sound flat in comparison.
jhguitar1 said:I have a pair of these for sale. I think I used them for maybe an hour or so. Ordered from tube depot and I made sure they knew they were for a Mesa amp. I have decided to stick with my SED's. I will be posting in the classifieds.
rocksalt7 said:Put some EL34B's into my Ace over the weekend and I'm toltally happy . The harsher, ice pickiness is gone, replace by a rounder and smoother bite. Don't get me wrong...all the hi gain is still there in truck loads, but it's not as sterile or steely sounding. I definitely recommend these. I'll be putting my stock Mesa's aside for spares.
Also, while I was foolin' around in there, I put a TungSol 12AX7 into the V1 slot. Mmmm...It just added to the muicality of my Ace. :mrgreen: I'm a happy jammer now!!!
Yes it is a concern. When ordering non-Mesa POWER tubes for a Mesa, you should specify which amp you have. Reputable tube sellers (Dougs, Eurotubes, etc..) will know which tubes to sell you. You could also buy Groove Tubes power tubes with distortion rating 4 through 6. These fit into Mesa's fixed bias scheme. Preamp tubes are not a concern.kabal said:rocksalt7 said:Put some EL34B's into my Ace over the weekend and I'm toltally happy . The harsher, ice pickiness is gone, replace by a rounder and smoother bite. Don't get me wrong...all the hi gain is still there in truck loads, but it's not as sterile or steely sounding. I definitely recommend these. I'll be putting my stock Mesa's aside for spares.
Also, while I was foolin' around in there, I put a TungSol 12AX7 into the V1 slot. Mmmm...It just added to the muicality of my Ace. :mrgreen: I'm a happy jammer now!!!
I have ordered a pair of Tungsol EL34Bs for my Ace, along with a few TS 12AX7s for V1, V2 and V5 in the preamp. I recently spoke to an amp tech and he mentioned that you can't just plug a 3rd party tube into a boogie due to the fixed bias being possibly incompatible with the different tube. Is this a concern? From what I can gather it was a simple swap out for you right, no need to mod the bias or anything crazy like that?
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