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  1. GrayFox14048

    JCM 900 50 watt Dual Reverb Model 4500 - Slash amp setting

    I have the ge-7!! Can you kindly post a pic of your setting just for try! Or tell Me your frequency settings! Thanks you!!
  2. GrayFox14048

    Modding my 900! (All tube, with clips)

    Hello there! I'm here again because I want to mod my JCM900 model 4500 dual reverb 50w. Unfortunately, no one of all youtube video here are still available. So I have found this MOD: 1] C27, (4n7)snipe one leg off disables the nasal sounding tone stack that it feeds into..good mod 2] C35...
  3. GrayFox14048

    JCM 900 50 watt Dual Reverb Model 4500 - Slash amp setting

    Anyway just few questions: - I must do all the steps or just someone (like only the leg off for example) - If I have undestood, I need to cut sum legs from some capacitor or replace something else, right? Thanks again!
  4. GrayFox14048

    JCM 900 50 watt Dual Reverb Model 4500 - MOD TUTORIAL

    Hello there! I have an old JCM 900 50 watt Dual Reverb Model 4500, I'm looking for some good mod to make it a better amp like jcm800 or similar, I have found a lot of forum and conversation about that but no one complete or clear. Can somebody give me a good tutorial to make a nice MOD for...
  5. GrayFox14048

    JCM 900 50 watt Dual Reverb Model 4500 - Slash amp setting

    Sorry but there's nothing on the link, I'm looking for the MOD tutorial but there isn't there, can you help me please?
  6. GrayFox14048

    JCM 900 50 watt Dual Reverb Model 4500 - Slash amp setting

    That's a beautiful reply but useless, can you tell me what does Output Master, Lead Master and Input Gain correspond to my amp? Thanks
  7. GrayFox14048

    JCM 900 50 watt Dual Reverb Model 4500 - Slash amp setting

    Hi everybody! I have a gibson LesPaul sunburst and a valve JCM 900 50 watt Dual Reverb Model 4500. I would like to try to have the "Slash sound" so I followed this setting: but I not able to convert this setting for my amp: On my amp (JCM 900) I have only: - "Volume Master" for channel A and...
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