Akashic Guitar effects circuit lookup
VOLUMEGAINMID BOOST/CUT

125B · 3 knobs

PedalPCB· PCB550

Star Crunch

Based on the DMB Cosmic Crunch· 1 other board clones it

Category
Fuzz· OD / Distortion / Fuzz
Controls
Volume · Gain · Mid Boost/Cut
Price
$8.00in stock
Tags
125B
Buy the PCB at PedalPCB Build document5/7/23

From the vendor

Controls

• Volume

• Gain

• Mid Boost/Cut (Toggle switch)

Details

• Designed for a 125B enclosure with top-mounted jacks

The company, product and service names used in this web site are for comparative purposes only. All trademarks and registered trademarks are the property of their respective owners. This product is not manufactured or distributed by DMB Pedals, maker of the DMB Pedals Cosmic Crunch.

PedalPCB is in no way affiliated with DMB Pedals.

Schematic

The schematic is in the vendor's build document, page 3. Open the build document. No KiCad fragment has been drawn for this circuit yet.

Parts list 25 rows

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RefValueNormalizedTypeNotes
Resistors 11
R11M1MResistor, 1/4W
R21K1kResistor, 1/4W
R34K74.7kResistor, 1/4W
R4470K470kResistor, 1/4W
R51M1MResistor, 1/4W
R610K10kResistor, 1/4W
R710K10kResistor, 1/4W
R100100R100Resistor, 1/4W
R10122K22kResistor, 1/4W
R10222K22kResistor, 1/4W
CLR4K74.7kResistor, 1/4W* LED current limiting resistor
Capacitors 8
C147n47nFilm capacitor, 7.2 x 2.5mm
C247n47nFilm capacitor, 7.2 x 2.5mm
C330p30pCeramic capacitor
C44u74.7uElectrolytic capacitor, 5mm
C51n1nFilm capacitor, 7.2 x 2.5mm
C633n33nFilm capacitor, 7.2 x 2.5mm
C100100u100uElectrolytic capacitor, 5mm
C10110u10uElectrolytic capacitor, 5mm
Diodes 3
D1RedRED3mm Red LED, Water clear
D2RedRED3mm Red LED, Water clear
D1001N58171N5817Schottky diode, DO-41
ICs 1
IC1TL072TL072Dual op-amp, DIP8
Potentiometers 2
LEVELA100KA100k16mm right-angle PCB mount pot
GAINC500KC500k16mm right-angle PCB mount pot

Other boards based on the DMB Cosmic Crunch