Looking at the Bigger Muff. Still not happy with this, it doesn’t sound bad it’s just that the range of the controls is unsatisfying. There are plenty of usable sounds some but some of the settings are not useful.
Here is the schematic:
Here is a BOM:
Partlist:
BASS A1M 16MM
GAIN A100k 16MM_DUAL
SUSTAIN A100k 16MM bffx-potentiometers (525 1800) R0
TREB A470k 16MM bffx-potentiometers (525 725) R0
VOL A470k 16MM bffx-potentiometers (2700 1800) R0
C1 100n
C2 10n
C3 100n
C4 100n
C5 560p
C6 47n
C7 560p
C8 47n
C9 100n
C10 100n
C11 1n
C12 10n
C13 500p
C14 5n
C15 10µ
C16 100µ
C17 10µ
C18 10µ
C19 10µ
C20 100n
C21 100n
C22 10µ
D1 1n914
D2 1n914
D3 1n914
D4 1n914
D5 1n5817
D6 LED
IC1 TL072
Q1 2N5089
Q2 2N5089
R1 2M2
R2 1k
R3 100k
R4 22k
R5 1M
R6 1k
R7 1k
R8 10k
R9 82k
R10 100r
R11 470k
R12 6k8
R13 100k
R14 10k
R15 82k
R16 100r
R17 470k
R18 6k8
R19 100k
R20 100k
R21 22k
R22 22k
R23 1M
R24 1M
R25 22k
R26 22k
R27 180k
R28 10k
R29 1k
R30 22k
R31 1k
Here is a picture of the board:
Here is a picture of how everything fits in the box:
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