Akashic Guitar effects circuit lookup
SPEEDINTENSITYLEVEL

125B · 3 knobs

PedalPCB· PCB448

ElectroVibe Mini

Based on the Shin-ei Uni-Vibe· 11 other boards clone it

Category
Vibrato / Chorus· Modulation
Controls
Speed · Intensity · Level
Price
$20.00in stock
Tags
125B
Buy the PCB at PedalPCB Build document4/4/26 Tayda drill template

From the vendor

Controls

• Speed

• Intensity

• Level

Details

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

Schematic

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

Parts list 106 rows

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RefValueNormalizedTypeNotes
Resistors 51
R84K74.7kResistor, 1/4W
R113K33.3kResistor, 1/4W
R122M22.2MResistor, 1/4W
R144K74.7kResistor, 1/4W
R154K74.7kResistor, 1/4W
R194K74.7kResistor, 1/4W
R2247K47kResistor, 1/4W
R244K74.7kResistor, 1/4W
R2647K47kResistor, 1/4W
R27100R100Resistor, 1/4W
R2947R47Resistor, 1/4W
R34220K220kResistor, 1/4W
R35220K220kResistor, 1/4W
R364K74.7kResistor, 1/4W
R122K22kResistor, 1/4W
R23K33.3kResistor, 1/4W
R34K74.7kResistor, 1/4W
R447K47kResistor, 1/4W
R51K21.2kResistor, 1/4W
R61M1MResistor, 1/4W
R76K86.8kResistor, 1/4W
R91M1MResistor, 1/4W
R1047K47kResistor, 1/4W
R13100K100kResistor, 1/4W
R16100K100kResistor, 1/4W
R17100K100kResistor, 1/4W
R18220K220kResistor, 1/4W
R2047K47kResistor, 1/4W
R214K74.7kResistor, 1/4W
R23100K100kResistor, 1/4W
R2547K47kResistor, 1/4W
R284K74.7kResistor, 1/4W
R304K74.7kResistor, 1/4W
R31100K100kResistor, 1/4W
R414K74.7kResistor, 1/4W
R42100K100kResistor, 1/4W
R4347K47kResistor, 1/4W
R444K74.7kResistor, 1/4W
R454K74.7kResistor, 1/4W
R46100K100kResistor, 1/4W
R474K74.7kResistor, 1/4W
R48100K100kResistor, 1/4W
R4947K47kResistor, 1/4W
R504K74.7kResistor, 1/4W
R514K74.7kResistor, 1/4W
R52100K100kResistor, 1/4W
R534K74.7kResistor, 1/4W
R54100K100kResistor, 1/4W
R5547K47kResistor, 1/4W
R5668K68kResistor, 1/4W
R5722K22kResistor, 1/4W
Capacitors 28
C71u1uElectrolytic capacitor, 5mm
C81u1uElectrolytic capacitor, 5mm
C91u1uElectrolytic capacitor, 5mmght
C11100u100uElectrolytic capacitor, 5mmy hei
C1410u10uElectrolytic capacitor, 5mmm bod mu
C1610u10uElectrolytic capacitor, 5mmm axi
C1747u47uElectrolytic capacitor, 5mmmm �7
C19100n100nFilm capacitor, 7.2 x 2.5mm
C22100u100uElectrolytic capacitor, 5mm
C27100n100nFilm capacitor, 7.2 x 2.5mm
C11u1uElectrolytic capacitor, 5mm
C21u1uElectrolytic capacitor, 5mm
C3330p330pCeramic capacitorght y hei
C41u1uElectrolytic capacitor, 5mmbod um
C51u1uElectrolytic capacitor, 5mma xim
C61u1uElectrolytic capacitor, 5mmmm � 7m
C101u1uElectrolytic capacitor, 5mm
C1215n15nFilm capacitor, 7.2 x 2.5mm
C131u1uElectrolytic capacitor, 5mm
C151u1uElectrolytic capacitor, 5mm
C18220n220nFilm capacitor, 7.2 x 2.5mmght
C201u1uElectrolytic capacitor, 5mmy hei
C211u1uElectrolytic capacitor, 5mmbod um
C231u1uElectrolytic capacitor, 5mma xim
C241u1uElectrolytic capacitor, 5mmmm � 7m
C25470p470pCeramic capacitor
C261u1uElectrolytic capacitor, 5mm
C284n74.7nFilm capacitor, 7.2 x 2.5mm
Diodes 5
D11N41481N4148Signal diode, DO-35
D21N41481N4148Signal diode, DO-35
D31N58171N5817Schottky diode, DO-41
D41N58171N5817Schottky diode, DO-41
D51N58171N5817Schottky diode, DO-41
Transistors 10
Q12N50882N5088BJT transistor, NPN TO-92
Q22N50882N5088BJT transistor, NPN TO-92
Q32N50882N5088BJT transistor, NPN TO-92
Q42N50882N5088BJT transistor, NPN TO-92
Q52N50882N5088BJT transistor, NPN TO-92
Q62N50882N5088BJT transistor, NPN TO-92
Q72N50882N5088BJT transistor, NPN TO-92
Q82N50882N5088BJT transistor, NPN TO-92
Q92N50882N5088BJT transistor, NPN TO-92
Q102N50882N5088BJT transistor, NPN TO-92
ICs 2
IC1L78L12L78L12Voltage regulator, +12V
IC4LT1054LT1054Charge pump IC, DIP8
Potentiometers 3
VOLUMEB100KB100k16mm right-angle PCB mount pot
SPEEDC100KC100k16mm right-angle PCB mount pot, dualDual-ganged potentiometer
INTENSITYB50KB50k16mm right-angle PCB mount pot
Trimmers 2
BIAS250K250kTrimmer potentiometer, 3362P type
GAIN500R500Trimmer potentiometer, 3362P type
Switches 1
CVSPDTSPDTToggle switch, SPDT2-position (ON/ON)
Jacks & sockets 1
23-pin Female3-PIN FEMALEHeader (2.54mm spacing)
Other 3
LMP121742174Incandescent lamp (12V, 40mA)Alternate: 2102, 7371
23-pin Male H3-PIN MALE Header (2.54mm spacing)
16-pin Male H6-PIN MALE Header (2.54mm spacing)

Other boards based on the Shin-ei Uni-Vibe