Akashic Guitar effects circuit lookup
DISTORTIONFILTERVOLUME

Enclosure not stated · 3 knobs

Dirtbox Layouts

ProCo Rat MOJO layoutVerified

Based on the ProCo RAT· 41 other boards clone it

Category
Distortion
Controls
Distortion · Filter · Volume
Build
Vero· 23×17· 12 cuts, 6 links
Layout
Verified · Dirtbox Layouts marks it as built and working
Tags
Distortion, MOJO, ProCo
Open the layout at Dirtbox Layouts

From the post

Compact layout avaiable HERE.

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 Dirtbox Layouts. No KiCad fragment has been drawn for this circuit yet.

Parts list 24 rows

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RefValueNormalizedTypeNotes
Resistors 7
×247Ω47read from the layout by eye
×1560Ω560read from the layout by eye
×21K1kread from the layout by eye
×11.5K1.5kread from the layout by eye
×110K10kread from the layout by eye
×2100K100kread from the layout by eye
×31M1Mread from the layout by eye
Capacitors 10
×130pF30pread from the layout by eye
×1100pF100pread from the layout by eye
×11nF1nread from the layout by eye
×13.3nF3.3nread from the layout by eye
×110nF10nread from the layout by eye
×222nF22nread from the layout by eye
×21uF1uelectrolytic, axial; read from the layout by eye
×12.2uF2.2uelectrolytic, axial; read from the layout by eye
×24.7uF4.7uelectrolytic, axial; read from the layout by eye
×1100uF100uelectrolytic; read from the layout by eye
Diodes 2
×21N41481N4148D1, D2; read from the layout by eye
D31N58171N5817read from the layout by eye
Transistors 1
Q12N54842N5484JFET; read from the layout by eye
ICs 1
IC1UA308UA308legend: UA308 or LM308; read from the layout by eye
Potentiometers 3
DistortionA100KA100kPotentiometerread from the layout by eye
FilterA100KA100kPotentiometerread from the layout by eye
VolumeA100KA100kPotentiometerread from the layout by eye

Other boards based on the ProCo RAT