Akashic Guitar effects circuit lookup
VOLUMEATTACKSUSTAINBRIGHT

125B · 4 knobs

PedalPCB· PCB435

Triad Compressor

Based on the JHS 3 Series Distortion· 6 other boards clone it

Category
Compressor· Dynamics
Controls
Volume · Attack · Sustain · Bright
Price
$12.00in stock
Tags
125B
Buy the PCB at PedalPCB Build document4/15/24

From the vendor

Controls

• Volume

• Attack

• Sustain

• Bright (Toggle switch)

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 JHS Pedals, maker of the JHS 3 Series Compressor.

PedalPCB is not affiliated with JHS Pedals.

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 48 rows

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RefValueNormalizedTypeNotes
Resistors 20
R11M1MResistor, 1/4W
R210K10kResistor, 1/4W
R31M1MResistor, 1/4W
R410K10kResistor, 1/4W
R51M1MResistor, 1/4W
R6470K470kResistor, 1/4W
R71M1MResistor, 1/4W
R815K15kResistor, 1/4W
R927K27kResistor, 1/4W
R10150K150kResistor, 1/4W
R1110K10kResistor, 1/4W
R1210K10kResistor, 1/4W
R131M1MResistor, 1/4W
R1410K10kResistor, 1/4W
R15470K470kResistor, 1/4W
R1610K10kResistor, 1/4W
R171M1MResistor, 1/4W
R10056K56kResistor, 1/4W
R10122K22kResistor, 1/4W
CLR4K74.7kResistor, 1/4W* LED current limiting resistor
Capacitors 14
C110n10nFilm capacitor, 7.2 x 2.5mm
C21u1uElectrolytic capacitor, 5mm
C31u1uElectrolytic capacitor, 5mm
C410n10nFilm capacitor, 7.2 x 2.5mm
C51n1nFilm capacitor, 7.2 x 2.5mm
C610u10uElectrolytic capacitor, 5mm
C7100p100pCeramic capacitor
C810n10nFilm capacitor, 7.2 x 2.5mm
C947n47nFilm capacitor, 7.2 x 2.5mm
C1010n10nFilm capacitor, 7.2 x 2.5mm
C100100u100uElectrolytic capacitor, 5mm
C101100n100nFilm capacitor, 7.2 x 2.5mm
C102100n100nFilm capacitor, 7.2 x 2.5mm
C10310u10uElectrolytic capacitor, 5mm
Diodes 3
D11N41481N4148Signal diode, DO-35
D21N41481N4148Signal diode, DO-35
D1001N58171N5817Schottky diode, DO-41
Transistors 5
Q12N39042N3904BJT transistor, NPN TO-92
Q22N39042N3904BJT transistor, NPN TO-92
Q32N39042N3904BJT transistor, NPN TO-92
Q42N39042N3904BJT transistor, NPN TO-92
Q52N39042N3904BJT transistor, NPN TO-92
ICs 1
IC1LM3080LM3080Operational Transconductance AmplifierAlternate: AS3080-DIL
Potentiometers 3
VOLUMEB50KB50k16mm right-angle PCB mount pot
ATTACKB250KB250k16mm right-angle PCB mount pot
SUSTAINB500KB500k16mm right-angle PCB mount pot
Trimmers 1
TRIM2K2kTrimmer potentiometer, 3362P type
Switches 1
TREBLEON/ONON/ONToggle switch, SPDT2-position (ON/ON)

Other boards based on the JHS 3 Series Distortion