Akashic Guitar effects circuit lookup
SUSTAINTONEVOLUME

Enclosure not stated · 3 knobs

Dirtbox Layouts

Electro Harmonix V1 Triangle Big Muff 72#2 1972Verified

Based on the Electro-Harmonix Big Muff Pi· 73 other boards clone it

Category
Distortion
Controls
Sustain · Tone · Volume
Build
Vero· 19×17· 17 cuts, 5 links
Layout
Verified · Dirtbox Layouts marks it as built and working
Tags
Big Muff, Distortion, Electro Harmonix, Fuzz

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 34 rows

Report a wrong parse

Got parts in a drawer? See what you can build with them.

Check before you build · 3 values the reader of this layout was not sure of
  • 50nF film caps (x2, column 2 rows F-H and column 13 rows F-H): printed clearly, unusual value
  • 4nF film cap at column 18 rows F-H: printed clearly, unusual value
  • 150Ω at column 4 rows A-C: printed clearly, but the other two emitter resistors are 82Ω
RefValueNormalizedTypeNotes
Resistors 13
×4390K390kread from the layout by eye
×382K82kread from the layout by eye
×1100K100kread from the layout by eye
×239K39kread from the layout by eye
×133K33kread from the layout by eye
×222K22kread from the layout by eye
×212K12kread from the layout by eye
×28.2K8.2kread from the layout by eye
×12.7K2.7kread from the layout by eye
×1820Ω820read from the layout by eye
×1150Ω150read from the layout by eye
×282Ω82read from the layout by eye
×11M1Mread from the layout by eye
Capacitors 8
×6100nF100nread from the layout by eye
×250nF50nread from the layout by eye
×110nF10nread from the layout by eye
×15.6nF5.6nread from the layout by eye
×14nF4nread from the layout by eye
×3560pF560pread from the layout by eye
×1100pF100pread from the layout by eye
×1100uF100uelectrolytic; read from the layout by eye
Diodes 5
D11N41481N4148legend: 1N4148/1N914; read from the layout by eye
D21N41481N4148legend: 1N4148/1N914; read from the layout by eye
D31N41481N4148legend: 1N4148/1N914; read from the layout by eye
D41N41481N4148legend: 1N4148/1N914; read from the layout by eye
D51N58171N5817read from the layout by eye
Transistors 4
Q1FS37000FS37000PNP; read from the layout by eye
Q2FS37000FS37000PNP; read from the layout by eye
Q3FS37000FS37000PNP; read from the layout by eye
Q4FS37000FS37000PNP; read from the layout by eye
Potentiometers 3
SustainB100KB100kPotentiometerread from the layout by eye
ToneB100KB100kPotentiometerread from the layout by eye
VolumeB100KB100kPotentiometerread from the layout by eye
Switches 1
SwitchSPSTSPSTwired between Tone 3 and the board (Switch 2); read from the layout by eye

Other boards based on the Electro-Harmonix Big Muff Pi