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The Workbench

Mods, amp repairs, tubes, maintenance, etc.

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  1. big dooley
    Sticky

    Stock Marshall Tube Codes

    big dooley, Nov 26, 2010 ... 3 4 5
    Replies:
    91
    Views:
    106,177
    sroberts5150
    Feb 15, 2021
  2. superleadfixer
    Sticky

    What is Gain?

    superleadfixer, Dec 8, 2006 ... 3 4 5
    Replies:
    86
    Views:
    130,584
    JP2036
    Feb 8, 2021
  3. StraightToTheBar

    JCM2000 DSL 100 50hz Hum

    StraightToTheBar, Jul 30, 2021 at 2:09 PM
    Replies:
    2
    Views:
    53
    johan.b
    Jul 31, 2021 at 3:40 AM
  4. clusterstudios

    Where to buy components for my next build??

    clusterstudios, Jul 30, 2021 at 8:37 AM
    Replies:
    11
    Views:
    159
    thetragichero
    Jul 30, 2021 at 11:44 PM
  5. clusterstudios

    JTM45 PreAmp Voltages TOO HIGH. Help.

    clusterstudios, Jul 29, 2021 at 1:19 PM ... 2
    Replies:
    20
    Views:
    194
    _Steve
    Jul 30, 2021 at 11:10 PM
  6. laycern8

    JTM45 build sounds awful - with scope pics

    laycern8, Jul 30, 2021 at 1:17 AM
    Replies:
    16
    Views:
    259
    william vogel
    Jul 30, 2021 at 9:44 PM
  7. StingRay85

    Blackburn/Mullard EL34

    StingRay85, Apr 13, 2021 ... 2
    Replies:
    39
    Views:
    1,965
    playloud
    Jul 30, 2021 at 6:38 PM
  8. Laurent Brondel

    Flat washers

    Laurent Brondel, Jul 30, 2021 at 6:33 AM
    Replies:
    11
    Views:
    161
    Trumpet Rider
    Jul 30, 2021 at 3:29 PM
  9. JohnH

    Simple Attenuators - Design And Testing

    JohnH, Oct 21, 2017 ... 88 89 90
    Replies:
    1,792
    Views:
    220,977
    dbishopbliss
    Jul 30, 2021 at 2:21 PM
  10. StraightToTheBar

    JCM2000 DSL 100 extreme gain

    StraightToTheBar, Jul 30, 2021 at 6:16 AM
    Replies:
    12
    Views:
    148
    StraightToTheBar
    Jul 30, 2021 at 9:47 AM
  11. The Dose of Harmony

    Fuse for VM 2206???

    The Dose of Harmony, Jul 29, 2021 at 9:34 PM
    Replies:
    5
    Views:
    75
    The Dose of Harmony
    Jul 30, 2021 at 6:56 AM
  12. shredless

    Vintage Modern with attenuator, possible damage?

    shredless, Jul 26, 2021 at 4:36 PM ... 2
    Replies:
    21
    Views:
    457
    gregr
    Jul 29, 2021 at 8:55 PM
  13. clusterstudios

    JTM45 Build - Bias Error - No Voltage at Diode

    clusterstudios, Jul 28, 2021 at 6:45 PM
    Replies:
    9
    Views:
    208
    Guitar-Rocker
    Jul 29, 2021 at 6:02 PM
  14. Mark Baker

    PPIMV Mod an SV20H???

    Mark Baker, Oct 7, 2020 ... 2 3 4
    Replies:
    63
    Views:
    3,803
    ichocobo
    Jul 29, 2021 at 5:24 PM
  15. johan.b

    Plexify your 2203 low input... check my plan, please...

    johan.b, Jul 23, 2021 ... 2
    Replies:
    39
    Views:
    752
    AlvisX
    Jul 29, 2021 at 4:56 PM
  16. PelliX

    VOX AC15 Tremolo power consumption

    PelliX, Jul 28, 2021 at 2:15 PM
    Replies:
    3
    Views:
    89
    PelliX
    Jul 28, 2021 at 5:37 PM
  17. Barnsley Boy

    80's Bass 12 Solid State Problem

    Barnsley Boy, Jul 27, 2021 at 7:06 PM
    Replies:
    3
    Views:
    156
    Barnsley Boy
    Jul 28, 2021 at 3:52 PM
  18. Sg-ocaster

    Hum..........

    Sg-ocaster, Jul 24, 2021
    Replies:
    18
    Views:
    348
    Kutt
    Jul 28, 2021 at 6:59 AM
  19. MachineTrout069

    Troubleshooting JTM30 - not passing signal

    MachineTrout069, Jul 23, 2021
    Replies:
    15
    Views:
    246
    MachineTrout069
    Jul 28, 2021 at 4:17 AM
  20. leogreer

    Help Troubleshooting DSL40cr

    leogreer, Jul 24, 2021
    Replies:
    15
    Views:
    314
    Sg-ocaster
    Jul 28, 2021 at 2:57 AM
  21. Rick Lee

    Best transformer for upgrading a DSL100H or HR?

    Rick Lee, Jul 24, 2021
    Replies:
    7
    Views:
    158
    Rick Lee
    Jul 27, 2021 at 9:31 PM
  22. clusterstudios

    How to test if a Power Transformer is shot?

    clusterstudios, Jul 26, 2021 at 10:02 PM
    Replies:
    4
    Views:
    155
    clusterstudios
    Jul 27, 2021 at 7:38 AM
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