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VOLUMEGAINTONEVOICE

125B · 4 knobs

PedalPCB· PCB350

Incredible Machine Distortion

Based on the Snake Oil Marvellous Engine· 1 other board clones it

Category
Distortion
Controls
Volume · Gain · Tone · Voice
Price
$8.00in stock
Tags
125B, 125B 4-Knob (Type 1)
Buy the PCB at PedalPCB Build document1/24/21 Tayda drill template

From the vendor

Controls

• Volume

• Gain

• Tone

• Voice

Details

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

The company, product and service names used in this web site are for identification purposes only. All trademarks and registered trademarks are the property of their respective owners. This product is not manufactured or distributed by Snake Oil Fine Intruments, maker of the Marvellous Engine Distortion.

PedalPCB is not affiliated with Snake Oil Fine Instruments.

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 33 rows

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RefValueNormalizedTypeNotes
Resistors 11
R11M1MResistor, 1/4W
R21K1kResistor, 1/4W
R31K1kResistor, 1/4W
R410K10kResistor, 1/4W
R51M1MResistor, 1/4W
R62K22.2kResistor, 1/4W
R7470R470Resistor, 1/4W
R81M1MResistor, 1/4W
R1004K74.7kResistor, 1/4W
R10122K22kResistor, 1/4W
R10222K22kResistor, 1/4W
Capacitors 12
C122n22nFilm capacitor, 7.2 x 2.5mm
C2100n100nFilm capacitor, 7.2 x 2.5mm
C3220n220nFilm capacitor, 7.2 x 5.0mm
C4100p100pCeramic capacitor
C5100p100pCeramic capacitor
C61u1uFilm capacitor, 7.2 x 5.0mm
C722n22nFilm capacitor, 7.2 x 2.5mm
C847n47nFilm capacitor, 7.2 x 2.5mm
C91n1nFilm capacitor, 7.2 x 2.5mm
C100100u100uElectrolytic capacitor, 5mm
C10110u10uElectrolytic capacitor, 5mm
C102100n100nFilm capacitor, 7.2 x 2.5mm
Diodes 5
D1BAT41BAT41Small signal schottky diode, DO-35
D2BAT41BAT41Small signal schottky diode, DO-35
D33mm Red3MM RED3mm Red LED, Diffused
D43mm Red3MM RED3mm Red LED, Diffused
D1001N58171N5817Schottky diode, DO-41
ICs 1
IC1RC4558PRC4558PDual op-amp, DIP8
Potentiometers 4
VOLUMEB100KB100k16mm right-angle PCB mount pot100K, Linear Taper (B)
GAINB100KB100k16mm right-angle PCB mount pot100K, Linear Taper (B)
TONEB25KB25k16mm right-angle PCB mount pot25K, Linear Taper (B)
VOICEC10KC10k16mm right-angle PCB mount pot10K, Reverse-Log Taper (C)

Other boards based on the Snake Oil Marvellous Engine