KNOBS
DRIVE
Adjusts the amount of gain applied to the incoming signal.
The character and response of the DRIVE setting is
different for each amp type.
BASS
Adjusts the tone stack of the selected amp type to
highlight the low frequencies.
MIDDLE
Adjusts the tone stack of the round and punch amp
types to highlight the middle frequencies. Rolls off high
frequencies as the knob is turned up for the chime amp
type.
TREBLE
Adjusts the tone stack of the selected amp type to
highlight the high frequencies.
REAR CONTROLS AND CONNECTIONS
AUDIO INPUT SELECTOR
Selects input/output configuration modes.
MONO : Use with a mono input signal such as a guitar. Output is stereo.
STEREO : Use with a stereo input signal. Output is stereo.
SUM : For a stereo input that is summed to MONO and sent out the OUT L jack.
STEREO
MONO
SUM
IN
OUT L
IN
round
Instrument (default) or Line level
chime
punch
input. See complete manual for
configuration details. TRS adapter
DRIVE
cable required for stereo use.
MIDDLE
FACTORY RESET & IMPULSE MANAGER
BASS
FAV
FACTORY RESET
Press and Hold ON while connecting power. Hold until the LEDs stop blinking.
Release the footswitch and turn the MIDDLE knob from 0-100% and back two (2) times.
Note: This will erase all custom IRs and presets and restore the factory default settings.
STEREO
USB
MONO
SUM
IN
OUT L
OUT R
EXP
SAMPLE SETTINGS
AMP
CAB
round
a
chime
b
punch
c
DRIVE
LEVEL
MIDDLE
TREBLE
BASS
ROOM
CLEAN JANGLE
FAV
ON
Room Size: Small
amp & ir cab
Download the complete manual at strymon.net/support/iridium
ROOM
Controls the level of natural room ambience.
ROOM SIZE: Press and hold ON footswitch for a few seconds to enter Secondary Function mode. Release
footswitch and then turn ROOM to select between three room sizes. ON LED will change color indicating
room size selection: Small (GREEN), Medium (AMBER), Large (RED).
USB
OUT R
EXP/MIDI
OUTPUTS
AMP
CAB
a
Audio signal outputs. Use OUT L for
b
c
mono output.
LEVEL
TREBLE
ROOM
ON
amp & ir cab
STEREO
USB
MONO
SUM
IN
OUT L
OUT R
AMP
CAB
round
chime
punch
DRIVE
MIDDLE
TREBLE
BASS
CLASSIC CLEAN
FAV
Room Size: Medium
amp & ir cab
STEREO
USB
MONO
SUM
IN
OUT L
OUT R
EXP
AMP
CAB
round
a
chime
b
punch
c
DRIVE
LEVEL
MIDDLE
TREBLE
BASS
ROOM
FAV
ON
amp & ir cab
HEADPHONE OUTPUT
Stereo 1/8 inch headphone output. Designed to be
used with relatively high impedance headphones
(between 25 to 70 ohms). LEVEL knob adjusts volume.
Note: The higher the impedance of your headphones,
the lower the output volume of Iridium's headphone
output will be.
USB
Can be used to load IR
files via computer.
EXP / MIDI
features and functions. Use a standard TRS expression pedal to act as a volume
pedal before the amp (default configuration). EXP / MIDI input can also be used
to connect a Strymon MiniSwitch, MultiSwitch Plus, or MIDI EXP cable for remote
preset selection and MIDI automation. See complete manual for details.
STRYMON IMPULSE MANAGER SOFTWARE
It's easy to replace the pre-installed IRs with custom IRs from your own
collection by using Strymon Impulse Manager software.
Visit strymon.net/support/iridium to learn more and download the software.
STEREO
MONO
SUM
EXP
IN
OUT L
AMP
a
round
b
chime
c
punch
LEVEL
DRIVE
MIDDLE
ROOM
BASS
CROWN JEWEL
ON
FAV
Room Size: Medium
amp & ir cab
AMP
round
chime
LEVEL
punch
Controls the output volume when the pedal is ON. Applies to
DRIVE
left and right outputs as well as the headphone output.
LEVEL TRIM: Press and hold ON footswitch for a few seconds
to enter Secondary Function mode. Release footswitch and
then turn LEVEL to temporarily scale the output level. LEVEL
MIDDLE
TRIM is not saved as part of the FAVORITE setting and will
reset on pedal restart. This is a useful way to adjust the level
BASS
when using headphones.
FAV
amp & ir cab
9VDC
Use the included power supply or an adapter
with the following rating: 9VDC center
negative. 500mA minimum.
Multifunction communication jack for external control of Iridium's
USB
MONO
OUT R
EXP
IN
CAB
a
b
c
LEVEL
DRIVE
TREBLE
ROOM
BASS
ON
FAV
CAB
a
b
c
LEVEL
TREBLE
ROOM
ON
STEREO
USB
SUM
OUT L
OUT R
EXP
AMP
CAB
round
a
chime
b
punch
c
LEVEL
MIDDLE
TREBLE
ROOM
PUNCHED UP
ON
Room Size: Large
amp & ir cab
Rev G
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