Akashic Guitar effects circuit lookup
LEVELTONEGAIN

125B · 3 knobs

PedalPCB· PCB078

Cobalt Drive

Based on the Boss BD-2 Blues Driver· 9 other boards clone it

Category
Distortion
Controls
Level · Tone · Gain
Price
$8.00in stock
Tags
125B, 125B 3-Knob (Type 1)
Buy the PCB at PedalPCB Build document Tayda drill template

From the vendor

Controls

• Level– Controls the output volume

• Tone – Adjusts the tonal response

• Gain – Controls the amount of signal gain

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 Boss, maker of the Boss BD-2 Blues Driver.

PedalPCB is not affiliated with Boss or Roland Corporation.

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 64 rows

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RefValueNormalizedTypeNotes
Resistors 27
R12M2M
R2220K220k
R31M1M
R42K22.2k
R52K22.2k
R64K74.7k
R74K74.7k
R81K51.5k
R92K22.2k
R1022K22k
R1133K33k
R122K22.2k
R132K22.2k
R14100K100k
R155K65.6k
R16330K330k
R1715K15k
R181M1M
R19470K470k
R201K21.2k
R216K86.8k
R22470K470k
R2310K10k
R2410K10k
R1004K74.7k
R10110K10k
R10210K10k
Capacitors 22
C1100n100n
C22n22.2n
C31u1u
C4150n150n
C547p47p
C6100p100p
C747p47p
C8100p100p
C9220p220p
C105n65.6n
C1147n47n
C12100n100n
C135n65.6n
C1418n18n
C1518n18n
C1647n47n
C1756n56n
C1856n56n
C192n22.2n
C2010u10u
C100100u100u
C10147u47u
Diodes 7
D11N9141N914
D21N9141N914
D31N9141N914
D41N9141N914
D51N9141N914
D61N9141N914
D1001N58171N5817
Transistors 7
Q1J201J201
Q2J201J201
Q3J201J201
Q4J201J201
Q52N39062N3906
Q62N39062N3906
Q72N39042N3904
ICs 1
IC1TL071TL071

Other boards based on the Boss BD-2 Blues Driver