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6g2 in a vibrochamp 1x10 cab

Discussion in 'Shock Brother's DIY Amps' started by Wytee, Jan 23, 2021.

  1. Wytee

    Wytee TDPRI Member Silver Supporter

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    Thank you where i work we powder coat machines and 1 of our colors is traffic black which is a perfect satin black for these types of things.
     
  2. Wytee

    Wytee TDPRI Member Silver Supporter

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    Got little bit more wired tonight
     

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  3. Wytee

    Wytee TDPRI Member Silver Supporter

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    99% wired. I hope to have done either tomorrow or Saturday.
     

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  4. Wytee

    Wytee TDPRI Member Silver Supporter

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    The 662 is alive. I had a squeal which i just remedied by swapping blue and brown off the hammond 1750e OT. Here are some of the voltages

    1st node 325.7
    2nd node 319.4
    3rd node 298.2
    Plates 322
    Screens post 470 ohm 318.4

    v1 pin1 193

    Pin 6
    Havent had a chance to play through it as i just got going. I will assemble and post some more pics later. Then i will play some through it.
     

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  5. Wytee

    Wytee TDPRI Member Silver Supporter

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    The bias pot i used 2 38k resistors in parralel and a 10k pot and I end up right in the middle of the pot range.
     
    Gunny likes this.
  6. Wytee

    Wytee TDPRI Member Silver Supporter

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    All voltages look good and amp is assembled. Heres a look
     

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    Timmay, 2L man and Mexitele Blues like this.
  7. Wytee

    Wytee TDPRI Member Silver Supporter

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    Amp sounds good i do get the tremolo thump that I may address sometime.
     
  8. mjcyates

    mjcyates Tele-Meister

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    Try diode on bias pot and 47pf caps. 6G2 Main Board.png
     
    Wytee and Paul-T like this.
  9. Wytee

    Wytee TDPRI Member Silver Supporter

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    Thank you. I’ll try that. I had to order some caps. As soon as they come in ill open it up again.
     
  10. Wytee

    Wytee TDPRI Member Silver Supporter

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    How come you have .022uf on intensity pot? Normally its .047.
     
  11. mjcyates

    mjcyates Tele-Meister

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    Good catch. My actual build had .047. I just forgot to update the value in my layout. Probably from cut and paste.


    IMG_0562.JPG
     
    2L man likes this.
  12. Wytee

    Wytee TDPRI Member Silver Supporter

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    Looks nice
     
  13. mjcyates

    mjcyates Tele-Meister

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    Thanks! Its probably been my favorite amp build. Sounded very nice.
     
  14. schmee

    schmee Doctor of Teleocity

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    Cool! I built a BF Princeton into my old Mono 15 cab and chassis. I just put the tranny's where they fit best. No noise. Tight fit.
     
  15. FenderLover

    FenderLover Poster Extraordinaire

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    Where'd you get those?
     
  16. Wytee

    Wytee TDPRI Member Silver Supporter

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    Found on ebay
     
  17. Wytee

    Wytee TDPRI Member Silver Supporter

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    Went to a 12” speaker with oxblood cloth.
     

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