Akashic Guitar effects PCB lookup
LEVELTONEGAIN

125B · 3 knobs

PedalPCB· PCB693

Browbeater Overdrive

Based on the Mr Black Orro· 1 other board clones it

Category
Fuzz· OD / Distortion / Fuzz
Controls
Level · Tone · Gain
Price
$10.00in stock
Tags
125B, 125B 3-Knob (Type 1)
Buy the PCB at PedalPCB Build document3/16/25

From the vendor

Controls

• Level

• Tone

• Gain

Specifications

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

Documentation

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 38 rows

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RefValueNormalizedTypeNotes
Resistors 16
R11K1kResistor, 1/4W
R2470K470kResistor, 1/4W
R310K10kResistor, 1/4W
R44K74.7kResistor, 1/4W
R54K74.7kResistor, 1/4W
R6100K100kResistor, 1/4W
R710K10kResistor, 1/4W
R810K10kResistor, 1/4W
R951K51kResistor, 1/4W
R1051K51kResistor, 1/4W
R111K1kResistor, 1/4W
R12100K100kResistor, 1/4W
R1347K47kResistor, 1/4W
R1447K47kResistor, 1/4W
R152M22.2MResistor, 1/4W
CLR4K74.7kResistor, 1/4W* LED current limiting resistor
Capacitors 12
C1100n100nFilm capacitor, 7.2 x 2.5mm
C21n1nFilm capacitor, 7.2 x 2.5mm
C3100p100pCeramic capacitor
C4220n220nFilm capacitor, 7.2 x 5.0mm
C5220n220nFilm capacitor, 7.2 x 5.0mm
C6100p100pCeramic capacitor
C74n74.7nFilm capacitor, 7.2 x 2.5mm
C810u10uElectrolytic capacitor, 5mm
C947u47uElectrolytic capacitor, 5mm
C1047u47uElectrolytic capacitor, 5mm
C11100n100nFilm capacitor, 7.2 x 2.5mm
C10047u47uElectrolytic capacitor, 5mm
Diodes 5
D11N41481N4148Signal diode, DO-35
D21N41481N4148Signal diode, DO-35
D31N41481N4148Signal diode, DO-35
D41N41481N4148Signal diode, DO-35
D1001N58171N5817Schottky diode, DO-41
ICs 2
IC1RC4558PRC4558PDual op-amp, DIP8
IC2RC4558PRC4558PDual op-amp, DIP8
Potentiometers 3
VOLUMEB50KB50k16mm right-angle PCB mount pot
TONEB50KB50k16mm right-angle PCB mount pot
GAINB50KB50k16mm right-angle PCB mount pot

Other boards based on the Mr Black Orro

  • Orro PCBWay: Glory to Ukraine