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OVERDRIVE FUZZ DISTORTION
GUIT
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2 | Welcome
WELCOME
Thank you for purchasing the Soundblox 2 OFD Guitar microModeler. The
OFD packs a comprehensive collection of new and vintage overdrive, fuzz,
and distortion tones into a single stage-ready stompbox perfect for guitarists of all genres. Each effect has been meticulously crafted to provide
precise and responsive tones, from warm and chunky tube overdrive to
over-the-top fuzz.
The OFD Guitar microModeler is housed in a compact and extremely
durable cast-aluminum casing. Its sturdy exterior and relay based buffered or true bypass switches are built to withstand endless gigging and
rehearsal. Plus the compact 4.5 x 4.5 inch footprint easily finds a place on
any sized pedalboard.
The OFD also offers a multitude of forward thinking and useful design
functions like preset morphing, easy-to-adjust internal noise gates, and
external Hot Hand®, Expression Pedal, or MIDI control — step up to an
entirely new stompbox experience.
The Quick Start guide will help you with the basics. For more in-depth
information about the OFD, move on to the following sections.
Enjoy! -The Source Audio team
If possible, dispose of the device at a recycling center. Do not dispose of the
device with the household waste.
For full compliance with EN 61000-4-6 standard, input cable must be less
than 3 meters in length.
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Overview | 3
OVERVIEW
DIVERSE SOUND PALETTE
Featuring 12 different overdrive, fuzz, and distortion tones.
COMPACT DESIGN
Compact, rugged, cast-aluminum housing.
UNIVERSAL BYPASS
Select either analog buffered or relay-based True Bypass.
2 USER PRESETS
Easy to configure user presets, selectable via two footswitches.
3-BAND TONE CONTROL
Extra-flexible TREBLE, MID, and BASS tone control.
EXTERNAL CONTROL
The SENSOR IN multi-purpose control input allows for preset morphing
or knob-by-knob expression control via Source Audio’s own Hot Hand®
Motion Sensor Ring, the Source Audio Dual Expression Pedal, or MIDI.
ONBOARD NOISE GATE
Easy-to-engage, three level noise gate.
STATE-OF-THE-ART DSP
Our proprietary 56-bit Digital Signal Processor, the SA601, and crystal
clear 24-bit converters.
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4 | Quick Start
QUICK START
1. POWER
To power the unit, connect the included DC adapter power supply to
the 9V DC jack on the back panel.
Note: Using a non-Source Audio power supply could damage the unit.
Please be very cautious when using a 3rd party supply.
2. GUITAR/AUDIO CONNECTIONS
Using standard ¼" mono cables, connect your guitar to the GUITAR
IN jack. Connect the pedal from the GUITAR OUT jack to your amp or
other audio device.
3. BRIEF KNOB, FOOTSWITCH, AND BUTTON DESCRIPTIONS
(see Controls section for more details)
• EFFECT KNOB (A): selects the type of distortion.
• DRIVE (B): adjusts the amount of distortion applied to the signal.
GUITAR IN
MULTI-
FUNCTION
IN
MULTI-
FUNCTION
OUT
GUITAR OUT
9V DC
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Quick Start | 5
• VOICE (C): a gradual timbre adjustment affecting the overall character
of each distortion
• TONE (D): cuts or boosts the selected TONE SHAPE (TREBLE, MID,
and BASS).
• OUTPUT (E): adjusts the output level of the effect.
• NOISE GATE BUTTON (F): selects the noise gate threshold level. Also
selects the External Control mode.
• TONE SHAPE BUTTON (G): selects which frequency range will be
adjusted by the TONE knob.
• FOOTSWITCHES (H): enable/disable presets. Press and hold to save
an edited preset.
1 2
LOW
(EXP)
MED
(MIDI)
HIGH
(HH)
TONE
SHAPE
NOISE
GATE
DRIVE
VOICE
OUTPUT
TREBLE
MID
BASS
TONE
BENDER
SMOOTH
TUBE
POWER
STAGE
CRUNCH
TUBE
TS9000
BIG PI
EL
RATON
FUZZ
FAÇADE
METAL
OCTAVE FUZZTUBE DRIVE
GATED
FUZZ
CUT BOOST
(HOLD)
FLAT
G
E
A
C
B
F
H H
D
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6 | Connections
CONNECTIONS
GUITAR IN (A): Connect your guitar or other instrument here using a
standard mono ¼" cable.
GUITAR OUT (B): Connect this to your amp, pedal, or other audio device.
MULTI-FUNCTION IN (C) (optional): The multi-function input is a flex-
ible control input for use with external controllers. It can accept digital
or analog signals, which allow the OFD to interface with the following
accessories:
• SA110/SA115 Hot Hand Wireless Adapter
• SA111 Hot Hand Wired Sensor
• SA161 Source Audio Dual Expression Pedal
• Source Audio Soundblox 2 MIDI Adapter
MULTI-FUNCTION OUT (D) (optional): Use a Source Audio daisy-chain
cable to connect this jack to the sensor input of another Soundblox pedal
providing simultaneous control of all your Source Audio pedals.
9V DC (E): Connect the included 9 Volt DC power supply here. Use of a
non-Source Audio power supply may cause damage.
GUITAR IN
MULTI-
FUNCTION
IN
MULTI-
FUNCTION
OUT
GUITAR OUT
9V DC
E
D
A B
C
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Controls: Knobs | 7
CONTROLS: KNOBS
EFFECT (A) (not labeled)
The effect knob selects which overdrive, fuzz, or distortion type will be
used. For information on the individual settings see the Effect Types
section.
1 2
LOW
(EXP)
MED
(MIDI)
HIGH
(HH)
TONE
SHAPE
NOISE
GATE
DRIVE
VOICE
OUTPUT
TREBLE
MID
BASS
TONE
BENDER
SMOOTH
TUBE
POWER
STAGE
CRUNCH
TUBE
TS9000
BIG PI
EL
RATON
FUZZ
FAÇADE
METAL
OCTAVE FUZZTUBE DRIVE
GATED
FUZZ
CUT BOOST
(HOLD)
FLAT
A
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8 | Controls: Knobs
DRIVE (B)
The DRIVE knob adjusts the amount of gain applied to the signal. Dial
down the drive for a cleaner, more articulate tone and crank it up for
over-the-top doses of distortion.
VOICE (C)
The VOICE knob adjusts a midrange control located within the distortion
section of processing. This knob has a very different impact on the overall
character of the distortion than a simple EQ adjustment. Turn the knob
to the left for a warmer, cleaner tone and to the right for a thicker, more
cutting drive.
1 2
LOW
(EXP)
MED
(MIDI)
HIGH
(HH)
TONE
SHAPE
NOISE
GATE
DRIVE
VOICE
OUTPUT
TREBLE
MID
BASS
TONE
BENDER
SMOOTH
TUBE
POWER
STAGE
CRUNCH
TUBE
TS9000
BIG PI
EL
RATON
FUZZ
FAÇADE
METAL
OCTAVE FUZZTUBE DRIVE
GATED
FUZZ
CUT BOOST
(HOLD)
FLAT
F
D
C
B
E