Dr. Quack (EHX™ Doctor Q™)
Dr. Quack is a improved design of the EH™ Doctor Q™ filter from the AMZ site. The Geofex site offers a layout for this great little effect circuit.
- Dr Quack Bill of Materials text file
- Link To The Doctor Q™ Schematic at AMZ
- Link To The Dr Quack Schematic at AMZ (build this one)
- PDF file of the layout from the GEOFEX site
- PDF file of the Ready-For-Transfer Printed Circuit Board Layout
Note that neither the schematic nor the layout lists the unit values of the capacitors. The capacitor values are in microfarads.