1. C

    Mackie ProFX8 mixer - Low gain fault

    I have an 8 channel mixer where the pre-mix gain doesn't seem to work properly. I tested all the adjustable channels and the error is the same. It doesn't matter if its the mic or line input. Adjusting the gain has nominal effect until they are nearly maxed out. At that point the channel level...
  2. gallardoedgar

    Mackie CR4 (probably Zenner diodes burned.

    Hello Everyone this is my first post... I have the Mackie CR4 audio monitors, and I see the PCB is kind of burned (images attached). I do believe the Z3 and Z4 zenners were overheated but I'm not really sure. I don't know the part numbers for those or if I'm missing something, I would...