Octal power tube (Max plate watts = 30w)this Slovakian tube has colorful lows, loose/ easy-going mid body and a brightly shining chime for the highs in overdrive, it offers a tight and focused bite with crisp, bright and well-defined articulation.

Product Features

  • Octal power tube (max plate Watts = 30W)
  • This Slovakian tube has colorful lows, loose/ easy-going mid Body and a brightly shining chime for the highs
  • In overdrive, it offers a tight and focused bite with crisp, bright and well-defined articulation
  • Available in Singles, Apex Matched Pairs or Apex Matched Quads – please select from list.

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This article has 2 comments

  1. Anonymous

    Great Tube – Matched Pair Remember kids:When replacing your Power Output Tubes (such as these) it may be best to have your amp biased/checked for proper plate voltage settings by a qualified service technician!If the settings are too hot, it may sound great but the life of your tubes will be much shorter.Too low and your sound may be brittle or sterile lacking the balls and oomph you like so well.I have 9 Fender Pro Tube amps and have played full time for over 27 years…

  2. Anonymous

    These made my old late-60’s Super Reverb sound great again I put these in a late-60’s Fender Super Reverb that was sorely overdue for new power tubes. Immediately upon firing the amp up with the new tubes installed, I was rewarded with the sonic reminder of just how fantastic this amp sounds.I think these came from an outfit called “Apex,” or something like that. I have to say that these two tubes are matched really close to each other, because I had my Bias King installed inline. They might just be the closest matched pair that…

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