 Marshall Amps Modifications |
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 1. Metalhead Famous Gain Modification – Add an extra tube to your Amp and an extra volume control and drive your Amp to a new limit – –That mod made Fear Factory Tone and sound Only $399- |
 2. Active Tube Effect Loop – Add an extra tube to your Amp- This modification was specially designed as active tube circuitry to drive your effects without any gain or sound quality loss. Only $350- |
 3. Bass Boost – Gives your Amp the most fatness richness and ballsiest sound you ever heard. Only $199- |
 4. Channel Switching – Switch your Amp between clean and overdrive sound ( Metalhead famous Extra Gain Modification must be Installed first) Only $250 |
 5. Line in – this modification will give you direct access to the power section of your amp – you can then plug an external Pre-Amp and use your Marshall as a tube power Amp only. Only $150 |
 6. Line Out – This modification will separate the Marshall pre-Amp from the power Amp section so you can tap your Marshall Amp to another power Amp without losing your Marshall unique sound and tone. Only $150 |
 7. Metalhead Pee-Cup Noise Reduction – Our noise reduction is unique and eliminates feedback and noise due to the extremely high gain, sustain and overdrive, perfect for Industrial Metal music players -that mod made Fear Factory sound (you must have our extra gain modification installed first). Only $299- |
 8. Master Volume 1 – Install a master volume in a four-input Marshall Amp. Only $199 |
 9. Master Volume 2 – This master volume will work on any Amp and will create a great sweet warm sound when set to low-volume apartment playing level. Only $199 |
 10. Marshall MK-II to JCM 800 Conversion – Converts your Amp from the low gain 4-input MK-II model to the JCM 800 two-input higher gain Marshall. Only $250 |
 11. 100 Watts to 50 Watts Conversion – Converts your 100 Watts Marshall to a 50 Watts Amp for a better guitar tone just by flipping a switch. Only $150 |
| Fender Amps Modifications |
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| 1. Master Volume 1 – Add a master volume so you can crank the Pre-Amp and turn down the volume without losing your gain. Only $199 |
| 2. Master Volume 2 – This master volume will work on any Amp and will create a great sweet warm sound when it’s set to low volume apartment playing level. Only $199 |
3. Extra Gain Modification – Increase the gain in your amp for more sustain and drive. This will make your Fender amp sound more like the Boogie Amps. Only $350- |
| 4. Active Effect Loop – Add an extra tube to your amp. This modification was especially designed as active tube circuitry to drive your effects without any gain or sound quality loss. Only $350 |