• Reviews around gain boost (4.03 of 5)

    MXR M133 Micro Amp

    • Perfect for leads or other applications where a gain boost is necessary, for example when you use two different guitars and the output for one is higher than the other and you don't want to waste time fiddling with all your settings just to equalize them (especially during a show!)
    • I use mine at the beginning of my chain (Micro Amp - Fulldrive 2 - EHX East River - Big Muff) and keep it set around 2 o'clock for medium amounts of gain boost, usually to grab a bit of feedback or extra body on a chorus
    • While others have touted this as a "clean boost" or "volume boost", it's most certainly a Gain boost, so, while it will boost your volume a bit (especially with a solid state amp
    • While others have touted this as a "clean boost" or "volume boost", it's most certainly a Gain boost, so, while it will boost your volume a bit (especially with a solid state amp
    • Just works as it should.
    • Works as it should.