Preamp Tube Functions For A 410hjs

Discussion in 'The Workbench' started by Sickriverlespaul, Feb 15, 2017.

  1. Sickriverlespaul

    Sickriverlespaul Member

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    Curious what each preamp tube controls what in what channel Thanks
     
  2. renips

    renips Well-Known Member

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    From the JVM forum

    410HJS

    1st valve -1st gain stage
    2nd valve -2nd and 3rd gain stages
    3rd valve -4th gain stage/cathode follower
    4th valve -noise gate recovery/serial loop buffer
    5th valve -phase splitter

    410H

    V1 (under the metal can), V2 gain stages, V1A, V2B are used in all modes, the rest is switched in/out depending on the mode.
    V3A: tone control buffer.
    V3B: channel mixer/ parallel loop send
    V4A: FX mix
    V4B: Reverb Mix
    V5: Phase splitter
     

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