Akashic Guitar effects PCB lookup
SUSTONEVOL

1590B · 3 knobs

Fuzz Dog· GeeW

Gee-Wizz Muff

Based on the Cornish G-2 / P-2

Category
Fuzz
Controls
Sus · Tone · Vol
Difficulty
Medium
Price
£39.60
Tags
fuzz

From the vendor

When is a Muff not a Muff? When it's been tweaked into a cranked Marshall kind of sounding vibe.

Fronted by a unity gain buffer, offering up a high impedence input, the Muff-based circuit is given some soft germanium clipping to lighten the mood, bringing it more into overdrive/distortion territory than the all out fuzz you might expect. Of course, if you want to go more traditionally fuzzy you can swap out the diodes for something that'll clip harder, such as 1N4148 which we'll include in the kit, but you'll lose the character the designer was after on the Gee.

Just to mix things up a bit you can now build a different pedal on the same board - let's call it the PeeWizz. Higher gain than the Gee, with tight silicon clipping in place of the softer germaniums on it's gentler sibling.

This circuit is only buffered when engaged - we haven't included the bypass buffer of the original.

The kit is supplied with vertical-mount pots which have round shafts, so you'll need set-screw fitting knobs.

If you want the PCB without parts there's a link for that at the bottom of the page.

Partial kit: PCB, all board-mounted components, pots.

Full kit: As above, plus footswitch and appropriate daughterboard/components for your selected bypass type (see Downloads section for details of those), jack sockets, DC socket, battery snap, hook-up wire, LED.

Enclosure (pre-drilled) is available as an option with full kits, and will not take a battery. Knobs are not included.

Builds are only available with full kits including enclosures. Please choose appropriate knobs.

Inspired by: Cornish G-2 / P-2

Difficulty: Medium

PCB size: 50 x 50mm

Knobs required: 3

Enclosure: 1590B

Direct-Connect compatible (4-way)

Download the INSTRUCTION PDF

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 62 rows

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RefValueNormalizedTypeNotes
Resistors 31
R11M1M
R21K1k
R3120K120k
R4150K150k
R568K68k
R610K10k
R739K39k
R8100K100k
R9100R100
R10470K470k
R1115K15k
R122K2k
R138K28.2k
R14100K100k
R15100R100
R16470K470k
R1715K15k
R183K33.3k
R19100K100k
R20100R100
R21470K470k
R2215K15k
R23390K390k
R24100K100k
R2510K10k
R262K22.2k
R271K81.8k
R2839K39k
R29100R100
R30120R120
R31100K100k
Capacitors 19
C1220n220n
C210n10n
C347n47n
C4100p100p
C547n47n
C647n47n
C7220n220n
C8470p470p
C9220n220n
C10470p470p
C1110n10n
C12220n220n
C134u74.7uelec
C1522u22uelec
C1622u22uelec
C174u74.7uelec
C18100u100uelec
C19100u100uelec
C144u74.7uelec
Diodes 4
D1GeGE
D2GeGE
D3BAT81SBAT81S
D4BAT81SBAT81S
Transistors 5
Q1BC549CBC549C
Q2BC549CBC549C
Q3BC549CBC549C
Q4BC549CBC549C
Q5BC549CBC549C
Potentiometers 3
SUS100KAA100kPotentiometer
TONE25KBB25kPotentiometer
VOL10KAA10kPotentiometer