Akashic Guitar effects PCB lookup
VOLUMEGAINTONECLEANCOMPRESSIONBASS

125B · 6 knobs

PedalPCB· PCB593

Scenario Preamp

Based on the Cornerstone Gladio SC

Category
Fuzz· OD / Distortion / Fuzz
Controls
Volume · Gain · Tone · Clean · Compression · Bass
Price
$12.00in stock
Tags
125B
Buy the PCB at PedalPCB Build document1/16/24

From the vendor

Controls

• Volume

• Gain

• Tone

• Clean

• Compression (Toggle switch)

• Bass (Internal trim pot)

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 49 rows

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RefValueNormalizedTypeNotes
Resistors 17
R11M1MResistor, 1/4W
R21M1MResistor, 1/4W
R33K33.3kResistor, 1/4W
R41M1MResistor, 1/4W
R53K33.3kResistor, 1/4W
R610K10kResistor, 1/4W
R710K10kResistor, 1/4W
R81K51.5kResistor, 1/4W
R92K22.2kResistor, 1/4W
R103K33.3kResistor, 1/4W
R113K33.3kResistor, 1/4W
R1210K10kResistor, 1/4W
R1310K10kResistor, 1/4W
R10082R82Resistor, 1/4W
R10110K10kResistor, 1/4W
R10210K10kResistor, 1/4W
CLR4K74.7kResistor, 1/4W* LED current limiting resistor
Capacitors 15
C147n47nFilm capacitor, 7.2 x 2.5mm
C21u1uFilm capacitor, 7.2 x 5.0mm
C333n33nFilm capacitor, 7.2 x 2.5mm
C447n47nFilm capacitor, 7.2 x 2.5mm
C527p27pCeramic capacitor
C61u1uFilm capacitor, 7.2 x 5.0mm
C7100p100pCeramic capacitor
C868n68nFilm capacitor, 7.2 x 2.5mm
C9100p100pCeramic capacitor
C101u1uFilm capacitor, 7.2 x 5.0mm
C111u1uFilm capacitor, 7.2 x 5.0mm
C121u1uFilm capacitor, 7.2 x 5.0mm
C100100n100nFilm capacitor, 7.2 x 2.5mm
C101100u100uElectrolytic capacitor, 5mm
C10247u47uElectrolytic capacitor, 5mm
Diodes 7
D11N41481N4148Signal diode, DO-35
D21N41481N4148Signal diode, DO-35
D31N41481N4148Signal diode, DO-35
D41N41481N4148Signal diode, DO-35
D51N41481N4148Signal diode, DO-35
D61N41481N4148Signal diode, DO-35
D1001N58171N5817Schottky diode, DO-41
ICs 4
IC1TL072TL072Dual op-amp, DIP8
IC2JRC4558JRC4558Dual op-amp, DIP8
IC3TL072TL072Dual op-amp, DIP8
IC4TL072TL072Dual op-amp, DIP8
Potentiometers 4
VOLUMEB10KB10k16mm right-angle PCB mount pot
GAINB500KB500k16mm right-angle PCB mount pot
TONEB5KB5k16mm right-angle PCB mount pot
CLEANB25KB25k16mm right-angle PCB mount pot
Trimmers 1
BASS_TRIM50K50kTrimmer potentiometer, 3362P type
Switches 1
COMPON/ONON/ONToggle switch, SPDT2-position (ON/ON)