Recent content by Omega139

  1. O

    Having issues biasing my 25W Archon

    Hey guys, I replaced my Tung sol 5881's with Ruby 6LGCMS's that were recommended by magic parts. My plate voltage is 364, so with the 30W rating my 70% came out to about 60 mA. The issue is, that I turned my bias adjustment all the way up and it's maxed at about 42 mA. I was wondering if...
  2. O

    Power tube options for 25W Archon combo?

    Thank you. I thought 6L6's had a higher wattage drain though, or is it just the 6L6GC
  3. O

    Power tube options for 25W Archon combo?

    Hey guys, I wanted to swap my 25W Archon power tubes. I think mine has the 5881's (Tung sol's), and I find the tone to be a little too flat on top, and dark. I was wondering what kind of tubes I can use to replace the 5881's? I know EL34, 6l6GC, and KT77 have higher wattage ratings, so I can't...
  4. O

    PRS Archon 25W Preamp tube layout?

    Hey guys, i've been trying to figure out the right layout for my preamp tubes on my archon 25w. I've searched the forum and there are two conflicting things I found: One post I found mentioned that the phase inverter was in V5, but there was also another post that showed a diagram with the PI...
  5. O

    Archon 25W tube layout

    Thank you. So the effects loop would be the isolated one near the power tubes?
  6. O

    Archon 25W tube layout

    Hey guys, i've been trying to figure out the right layout for my preamp tubes on my archon 25w. I've searched the forum and there are two conflicting things I found: One post I found mentioned that the phase inverter was in V5, but there was also another post that showed a diagram with the PI...
  7. O

    KT77s in archon 25w combo

    Ok thank you. It appears that the older models of the archon 25 used KTT7's, while the newer ones use 6L6's. In that regard, once i'm back in town i'll have to check.
  8. O

    KT77s in archon 25w combo

    Thank you. I'm not sure if my Archon has 5881's or 6l6's yet, and i'm not in town to check. I guess I can only swap in KT77s if they are 6l6GLCs, otherwise I can't. Thank you!
  9. O

    KT77s in archon 25w combo

    Hey guys, I was wondering if it would be possible to use jj KT77s in my archon 25w combo amp. I believe the KT77s draw more wattage than the 6l6s, so I was wondering if the tubes were interchangeable.
  10. O

    Looking to replace tubes in my Archon 25W Combo.

    Thanks a lot! Does anyone have experience with KT77's in the archon?
  11. O

    Looking to replace tubes in my Archon 25W Combo.

    Nice. I'm thinking of getting a Tung Sol for V1, and a sovtek for the inverter. Maybe JJ 12AX7's for the rest, or Ruby 12ax7ax5hg+'s
  12. O

    Looking to replace tubes in my Archon 25W Combo.

    Hey guys, I was looking to get some new tubes for my PRS Archon 25W combo. Apparently it comes with stock JJ 12AX7's and 5881's. I was wondering if anyone could recommend some better tubes for this amp. My bottom end sounds nice and tight, but my mids and highs are a bit smooth, rolled off...
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