Akashic Guitar effects circuit lookup
TONEATTACKRELEASELEVELBLENDCOMPRESS

125B · 6 knobs

PedalPCB· PCB676

Median Compressor

Based on the Wampler Ego 76

Category
Compressor· Dynamics
Controls
Tone · Attack · Release · Level · Blend · Compress
Price
$12.00in stock
Tags
125B
Buy the PCB at PedalPCB Build document4/13/24

From the vendor

Controls

• Tone

• Attack

• Release

• Level

• Blend

• Compress

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 Wampler Pedals, maker of the Wampler Pedals undefined.

PedalPCB is in no way affiliated with Wampler Pedals.

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 73 rows

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RefValueNormalizedTypeNotes
Resistors 33
R110K10kResistor, 1/4W
R21M1MResistor, 1/4W
R31M1MResistor, 1/4W
R410K10kResistor, 1/4W
R510K10kResistor, 1/4W
R61K1kResistor, 1/4W
R710K10kResistor, 1/4W
R8100K100kResistor, 1/4W
R9470K470kResistor, 1/4W
R10470K470kResistor, 1/4W
R1168K68kResistor, 1/4W
R121K1kResistor, 1/4W
R132K42.4kResistor, 1/4W
R141M1MResistor, 1/4W
R1510K10kResistor, 1/4W
R1610K10kResistor, 1/4W
R1710K10kResistor, 1/4W
R181M1MResistor, 1/4W
R194K74.7kResistor, 1/4W
R204K74.7kResistor, 1/4W
R2112K12kResistor, 1/4W
R2222K22kResistor, 1/4W
R234K74.7kResistor, 1/4W
R241K1kResistor, 1/4W
R2510K10kResistor, 1/4W
R261K1kResistor, 1/4W
R2710K10kResistor, 1/4W
R2856K56kResistor, 1/4W
R29220R220Resistor, 1/4W
R10010R10Resistor, 1/4W
R10110K10kResistor, 1/4W
R10210K10kResistor, 1/4W
CLR4K74.7kResistor, 1/4W* LED current limiting resistor
Capacitors 24
C156p56pCeramic capacitor
C222n22nFilm capacitor, 7.2 x 2.5mm
C347n47nFilm capacitor, 7.2 x 2.5mm
C433p33pCeramic capacitor
C52n22.2nFilm capacitor, 7.2 x 2.5mm
C64u74.7uElectrolytic capacitor, 5mm
C74u74.7uElectrolytic capacitor, 5mm
C847n47nFilm capacitor, 7.2 x 2.5mm
C94u74.7uElectrolytic capacitor, 5mm2 of 2)
C1068p68pCeramic capacitor
C114u74.7uElectrolytic capacitor, 5mm
C124u74.7uElectrolytic capacitor, 5mm
C1347u47uElectrolytic capacitor, 5mm
C1447u47uElectrolytic capacitor, 5mm
C15330p330pCeramic capacitor
C162n22.2nFilm capacitor, 7.2 x 2.5mm
C17220p220pCeramic capacitor
C181u1uFilm capacitor, 7.2 x 5.0mm
C100100u100uElectrolytic capacitor, 5mm
C101100n100nFilm capacitor, 7.2 x 2.5mm
C102100n100nFilm capacitor, 7.2 x 2.5mm
C103100n100nFilm capacitor, 7.2 x 2.5mm
C104100n100nFilm capacitor, 7.2 x 2.5mm
C105100u100uElectrolytic capacitor, 5mm
Diodes 3
D1BAT43BAT43Schottky diode, DO-35
D2BAT43BAT43Schottky diode, DO-35
D1001N58171N5817Schottky diode, DO-41
Transistors 2
Q12N54572N5457JFET transistor, N-channel* See notes
Q22N54572N5457JFET transistor, N-channel
ICs 4
IC1OP1678OP1678Dual op-amp, DIP8* See notes
IC2OP1678OP1678Dual op-amp, DIP8
IC3OP1678OP1678Dual op-amp, DIP8
IC4OP1678OP1678Dual op-amp, DIP8
Potentiometers 6
ATTACKC25KC25k16mm right-angle PCB mount pot
BLENDB10KB10k16mm right-angle PCB mount pot
LEVELA100KA100k16mm right-angle PCB mount pot
COMPRESSB100KB100k16mm right-angle PCB mount pot
TONEB100KB100k16mm right-angle PCB mount pot
RELEASEA500KA500k16mm right-angle PCB mount pot
Trimmers 1
TR110K10kTrimmer potentiometer, 3362P type