Akashic Guitar effects circuit lookup
LEVELGAINTONEDAMPING

125B · 4 knobs

PedalPCB· PCB375

Unchained Overdrive

Based on the Carl Martin Panama· 1 other board clones it

Category
Fuzz· OD / Distortion / Fuzz
Controls
Level · Gain · Tone · Damping
Price
$10.00in stock
Tags
125B, 125B 4-Knob (Type 1)
Buy the PCB at PedalPCB Build document6/4/22 Tayda drill template

From the vendor

Controls

• Volume

• Gain

• Tone

• Damping

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 East Sound Research, maker of the Carl Martin Panama Overdrive Overdrive.

PedalPCB is in no way affiliated with East Sound Research.

Schematic

The schematic is in the vendor's build document, page 4. Open the build document. No KiCad fragment has been drawn for this circuit yet.

Parts list 52 rows

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RefValueNormalizedTypeNotes
Resistors 20
R11K1kResistor, 1/4W
R21M1MResistor, 1/4W
R3470R470Resistor, 1/4W
R46K86.8kResistor, 1/4W
R55K15.1kResistor, 1/4W
R68K28.2kResistor, 1/4W
R71K1kResistor, 1/4W
R81K51.5kResistor, 1/4W
R910K10kResistor, 1/4W
R1047K47kResistor, 1/4W
R1147R47Resistor, 1/4W
R122K2kResistor, 1/4W
R134K74.7kResistor, 1/4W
R1422K22kResistor, 1/4W
R1522K22kResistor, 1/4W
R1622K22kResistor, 1/4W
R17100R100Resistor, 1/4W
R181K1kResistor, 1/4W
R10010R10Resistor, 1/4W
R1014K74.7kResistor, 1/4W
Capacitors 21
C125p25pCeramic capacitor
C2220n220nFilm capacitor, 7.2 x 5.0mm
C3100n100nFilm capacitor, 7.2 x 2.5mm
C4220n220nFilm capacitor, 7.2 x 5.0mm
C5100n100nFilm capacitor, 7.2 x 2.5mm
C633n33nFilm capacitor, 7.2 x 2.5mm
C72u22.2uElectrolytic capacitor, 5mm
C847p47pCeramic capacitor
C9470n470nFilm capacitor, 7.2 x 5.0mm
C1068n68nFilm capacitor, 7.2 x 2.5mm
C11470n470nFilm capacitor, 7.2 x 5.0mm
C1225p25pCeramic capacitor
C100220n220nFilm capacitor, 7.2 x 5.0mm
C101220n220nFilm capacitor, 7.2 x 5.0mm
C102100u100uElectrolytic capacitor, 5mm
C10310u10uElectrolytic capacitor, 5mm
C104100u100uElectrolytic capacitor, 5mm
C105100n100nFilm capacitor, 7.2 x 2.5mm
C106100n100nFilm capacitor, 7.2 x 2.5mm
C107100n100nFilm capacitor, 7.2 x 2.5mm
C108100n100nFilm capacitor, 7.2 x 2.5mm
Diodes 1
D1001N58171N5817Schottky diode, DO-41e 2 of 2)
ICs 3
IC1LF353LF353Dual op-amp, DIP8
IC2LF347LF347Quad op-amp, DIP14
IC3ICL7660SCPAICL7660SCPACharge pump IC, DIP8Alternate TC1044SCPA
Potentiometers 4
LEVELA5KA5k16mm right-angle PCB mount pot
GAINA1MA1M16mm right-angle PCB mount pot
TONEB5KB5k16mm right-angle PCB mount pot
DAMPINGA100KA100k16mm right-angle PCB mount potfirst batch of PCBs.
LEDs 3
D13mm LED3MM LED3mm Red LED, Diffused
D23mm LED3MM LED3mm Red LED, Diffused
D33mm LED3MM LED3mm Red LED, Diffused

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