Editing Step 4 —
Tone stack

Step Type:

Drag to rearrange

Clip all zip ties

Remove the knobs, nuts, and washers from the front of the amp

Disconnect the quick connects between the control PCB and main PCB. You should now be able to remove the control PCB

Replace C2 & C7 with 270pf mlcc. Replace C3 & C8 with 0.1uf. Replace C4 & C9 with 0.047uf. Remove C10.

Replace R6 and R18 with 91k. Replace R9 & R21 with 10k.

Your contributions are licensed under the open source Creative Commons license.