rane me30 graphic equalizer (2 units)

2 times the same unit 

1 the input is a bit loose, needs to be checked 

The ME 15 and ME 30 are extremely accurate, professional quality instruments capable of precise equalization down to a fraction of a dB. You can expect several advantages from your constant-Q equalizer over conventional designs: Moving one sliderwill not affect neighboring filters as much, so you won’t spend time re-adjusting sliders (we call this “equalizing the equalizer”). You’ll be able to obtain better feedback control without losing sound quality. All sliders maintain smooth, consistent and accurate calibrated control over filter levels, which is especially critical in low-profile equalizer designs. Because of this, the overall EQ adjustment process is significantly easier and more