Akashic Guitar effects PCB lookup
DRIVEVOL

1590B · 2 knobs

Fuzz Dog· GloomDr

Gloomy Drive

Based on the DoomiDrive

Category
Overdrive· OD/Dist/Preamp
Controls
Drive · Vol
Difficulty
Easy
Price
£31.20
Tags
od-distortion

From the vendor

A modern take on the fantastic Univox Uni-Drive. Despite the name this circuit isn't all about the doom and sludge. It offers more traditional rock grunt and pairs really well with a slightly overdriven amp. The "Bottom" control will gradually introduce more bass to the signal, taking you from a treble boost to full, thick and booming. No unobtainium old stock transistors in this one though - instead we have a nice combo of 2N5088 and MPSA18, which give a near-as-dammit tone to the original Matsushita 2sc859. If you want to source your own cans the PCB has extra pads to accommodate the different pinout. 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 can take a battery if desired with footswitch positioned 22mm higher, closer to the controls. Knobs are not included. Builds are only available with full kits including enclosure and vertical-mount pots. Please choose appropriate knobs. Inspired by: DoomiDrive Difficulty: Easy PCB size: 50 x 33mm Knobs required: 3 Enclosure: 1590B Direct-Connect compatible (4-way) Download INSTRUCTION PDF

Schematic

The schematic is in the vendor's build document, page 2. Open the build document. No KiCad fragment has been drawn for this circuit yet.

Parts list 25 rows

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RefValueNormalizedTypeNotes
Resistors 10
R11K1k
R2150K150k
R31K81.8k
R4100R100
R5100K100k
R63K93.9k
R7100K100k
R810K10k
R93K33.3k
R102K22.2k
Capacitors 9
C14n74.7n
C210u10uelec
C31n1n
C447u47uelec
C510u10uelec
C639p39p
C710u10uelec
C810u10uelec
C9100u100uelec
Diodes 1
D11N40011N4001
Transistors 3
Q12N5089*2N5089
Q22N5089*2N5089
Q3MPSA18*MPSA18
Potentiometers 2
DRIVE100KBB100kPotentiometer
VOL10KAA10kPotentiometer