UAFX Control app, bonus speaker cabinets, artist presets,
and full manuals at uaudio.com/uafx/start
Power Supply
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Isolated 9VDC, center-negative, 400 mA minimum,
2.1x5.5 mm barrel connector (sold separately)
*Get more footswitch modes with the UAFX Control app
MONO OUT
Connect TS cable to amp or
other gear for mono operation
PAIR
Activate Bluetooth discovery for
UAFX Control mobile app
STEREO OUT
Connect TS cable for stereo only
(in addition to MONO OUT)
9VDC POWER IN
Connect 400 mA isolated power
supply (sold separately)
MONO IN
Connect TS cable from guitar or
other gear for mono operation
USB TYPE-C
Connect to computer for
firmware updates with
UAFX Control desktop app
STEREO IN
Connect TS cable for stereo only
(in addition to MONO IN)
VOLUME
Adjusts input gain
CUT
Reduces high frequencies
PRESET LED
Lit when stored settings are active
BOOST
Boost amount
To bypass boost circuits, set to OFF
INTENSITY
Variable harmonic vibrato contour
To bypass vibrato circuit, set to OFF
CHANNEL
BRIL: Brilliant amp channel with
vintage EP-III tape machine
preamp boost
NORM: Normal amp channel with
germanium treble booster
VIB: Vibrato amp channel with
clean boost
OUTPUT
Overall volume control
ALT / AMP / STORE
ALT
Activates room and
vibrato controls
AMP: Standard knob controls
STORE: Hold down to save
sound as preset
PRESET SWITCH
Toggles pre set on/off *
ON LED
Lit when knob settings are active
TREBLE
Reduces tone stack high
frequencies (BRIL only)
SPEEDI
Vibrato rate
SPEAKER
Cycles through available speakers
When LED is off, amp remains
active but speaker cab is disabled
ON SWITCH
Toggles amp on/off *
BASS
Reduces tone stack low
frequencies (BRIL only)
ROOMI
Adds studio ambience and air
10005659R6
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