Akashic Guitar effects circuit lookup
DRIVEFILTERVOLUME

Enclosure not stated · 3 knobs

EfektPol

ProCo Rat

Based on the ProCo RAT· 41 other boards clone it

Questions about this layout? EfektPol drew it: message @efektpol on Instagram.

Category
Distortion
Controls
Drive · Filter · Volume
Build
Turret board
Tags
turret board, DIY Layout Creator, CC BY-NC-SA 4.0
Open the layout at EfektPol DIY Layout Creator file

From the post

ProCo Rat is a turret board layout of the ProCo Rat by EfektPol (@efektpol on Instagram), who shared it to be hosted here. The ProCo Rat: an LM308 op-amp gain stage, silicon clipping diodes, the Filter control and a JFET output buffer.

The layout is a DIY Layout Creator drawing of two terminal strips. EfektPol shares it under the same Creative Commons BY-NC-SA 4.0 license as the layouts on this wiki.

Schematic

This is a board layout, a drawing of where each part goes, and the post may link the schematic it was drawn from. Open the layout at EfektPol. No KiCad fragment has been drawn for this circuit yet.

Parts list 34 rows

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RefValueNormalizedTypeNotes
Resistors 13
R110k10k
R210k10k
R31.5k1.5k
R41M1M
R51k1k
R647R47
R7560R560
R8100R100
R9100k100k
R10100k100k
R122.2M2.2M
R132.2M2.2M
R141k1k
Capacitors 13
C11uF1uElectrolytic
C222nF22nFilm
C33.3nF3.3nFilm
C44.7uF4.7uElectrolytic
C510nF10nFilm
C6100pF100pCeramic
C72.2uF2.2uElectrolytic
C84.7uF4.7uElectrolytic
C9100uF100uElectrolytic
C1047uF47uElectrolytic
C1122nF22nFilm
C121nF1nFilm
C1333pF33pCeramic
Diodes 3
D11N41481N4148
D21N41481N4148
D31N40011N4001Reverse polarity protection
Transistors 1
Q12N54582N5458Output buffer, pinout GDS as drawn
ICs 1
IC1LM308LM308Pins are labeled on the terminals
Potentiometers 3
DriveA100kA100kPotentiometer16mm pot
VolumeA100kA100kPotentiometer16mm pot
FilterA100kA100kPotentiometer16mm pot

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