Knobs and Switches Front Panel Controls MODE The 3-way toggle switch selects the mix configuration of the dry and wet signals: chorus: (left position) combines a 50/50 mix of dry and wet to achieve maximum depth and the classic vibe effect blend blend: (middle position) combines a 70/30 chorus...
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Knobs and Switches Front Panel Controls LED INDICATOR Illuminates to indicate that the effect is engaged� Use the FOOTSWITCH to engage and disengage the effect� Also lights additional colors when configuring Power Up Mode features (see page 8)� BIAS The 3-way toggle switch sets the center point of the LFO for a range of vibe experiences: low: (left position) the sweep is centered vibrato...
Rear Panel I/O and Control I/O MODE SELECTOR mono : (left position) use with a mono input signal, such as a guitar� Output is mono� Defaults to True Bypass� mono stereo : (middle position) use with a mono input signal� Output is stereo�...
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Selector switch to stereo� *NOTE: Alternatively, you can use a TRS - TRS cable when connecting a pedal with a TRS stereo input or output (such as connecting to the TRS stereo input of a Strymon cloudburst stereo reverb)� pg 6...
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Rear Panel I/O and Control (continued) USB-C 9VDC Computer connection for MIDI Only use an adapter with the I/O and firmware updates� following rating: • 2�1mm tip, center-negative • 9VDC • 250mA minimum (Adapter sold separately�) mono stereo mono stereo EXP/MIDI 9VDC EXP/MIDI...
Power Up Modes Bypass Mode for Mono I/O With the rear I/O Mode Selector set to mono, the UltraViolet pedal is set for True Bypass as the default�* Setting UltraViolet to Buffered Bypass Mode preserves the high frequency response of your instrument’s signal through your pedal chain and long cable runs�...
(sold separately) allows you to recall a Favorite setting� (See page for details�) • Tap Mode: (1 o’clock) - Using a Strymon MiniSwitch allows you to tap in a tempo in quarter notes for UltraViolet’s LFO to follow� (Also, see the FOOTSWITCH description on page 4 note division options�)
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Strymon MultiSwitch Plus (sold separately)—see page 16� Full MIDI functionality is available by sending MIDI Program Change messages via 1/4” TRS MIDI connection using a Strymon Conduit or MIDI EXP cable� Up to 300 preset locations are available via MIDI—see page 23�...
External Control Expression Pedal Setup Use a TRS expression pedal with a 25k Ohm or greater pot value to remotely control the knobs of UltraViolet� By default, UltraViolet is configured so that an Expression pedal controls the SPEED knob� Configure the EXP/MIDI jack for Expression Mode� (See page 9 configuration instructions�) RIGHT IN...
Connect MiniSwitch or other external latching footswitch to store and recall your Favorite setting� NOTE: Your Strymon MiniSwitch’s internal jumper switch must be set to the factory-default FAV/BOOST Mode setting for Favorite Switch functionality� If you’ve changed the setting of this jumper switch, you’ll need to change it back to FAV/BOOST Mode—see...
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Favorite Switch Setup and Compare Mode (continued) Compare Mode With the Favorite or MIDI preset recalled, as a knob or switch is GREEN adjusted, the LED flashes when the current knob or toggle switch position matches the setting of the preset� NOTE: Power Up Mode settings are applied globally and not stored individually per preset�...
External Control Tap Mode Switch Setup Optionally, you can use your Strymon MiniSwitch or an external, non- latching (momentary) type switch to access UltraViolet’s Tap mode� This allows you to “tap” in a tempo to which UltraViolet’s LFO can sync�...
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Tap Mode Switch Setup - continued mono stereo mono stereo EXP/MIDI 9VDC Now just “tap” in quarter notes of your desired tempo on the MiniSwitch and you’ll hear UltraViolet’s LFO SPEED adjust to follow� pg 15...
External Control Configuring UltraViolet for MultiSwitch Plus Configure UltraViolet and MultiSwitch Plus for additional external control� Press and hold the UltraViolet footswitch while connecting power to the pedal� Hold for at least 2 seconds, until the LED stops blinking� Turn the SPEED knob all the way counter-clockwise to set the MIDI CHANNEL to Channel 1�...
External Control Using MultiSwitch Plus Selecting and saving UltraViolet presets using MultiSwitch Plus� NOTE: Footswitches A, B, and C on MultiSwitch Plus correspond to MIDI Program Changes 1, 2, and 3� Step on a switch that is not illuminated to recall the corresponding preset�...
UltraViolet EXP/MIDI jack� This requires a Strymon MIDI EXP cable or a MIDI controller/interface, such as Strymon Conduit, with at least one quarter-inch output� NOTE: When using a Strymon MIDI EXP Cable, the MIDI OUT Mode must be � (See set to Off page 22 for details�)
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Configuring UltraViolet to Use MIDI (continued) STEP 1 – SET EXP/MIDI JACK TO MIDI MODE Press and hold the footswitch for at least 2 seconds while powering up UltraViolet� Once the LED flashes RED, release the footswitch� blend chorus vibrato high MODE BIAS...
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Configuring UltraViolet to Use MIDI (continued) STEP 2 – SET MIDI CHANNEL blend chorus vibrato high MODE BIAS INTENSITY SPEED VOLUME MIDI CHANNEL vintage vibe Turn the SPEED (MIDI CHANNEL) knob to set the MIDI communication channel� The LED indicates status� Your knob selections are as follows: •...
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(and the LED will light RED) if MIDI is properly connected and configured� NOTE: If you are only sending data to UltraViolet using the Strymon MIDI EXP cable, the MIDI OUT Mode must be set to OFF� (See...
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Configuring UltraViolet to Use MIDI (continued) STEP 3 – SET MIDI OUT MODE Press and hold the footswitch for at least 2 seconds while powering up UltraViolet� Once the LED flashes RED, release the footswitch� blend chorus vibrato high MODE BIAS INTENSITY MIDI OUT...
MIDI Functionality (continued) Saving Presets in MIDI Mode When in MIDI Mode, the currently loaded settings can be saved to any of UltraViolet’s 300 preset locations at any time� To enter Save Mode, press and hold the footswitch for at least 2 seconds, until the LED blinks GREEN to indicate that UltraViolet is...
MIDI Specifications MIDI Program Changes Your UltraViolet pedal contains 300 preset locations, numbered sequentially from 0-299� Because MIDI Program Change messages have a maximum number of 128 (0-127), the presets are grouped into three MIDI patch banks� MIDI BANK PRESETS MIDI BANK 0 = PRESETS 0-127 MIDI BANK 1 = PRESETS 128-255 MIDI BANK 2 = PRESETS 256-299...
Factory Reset Performing a Factory Reset restores the pedal to its factory default Power Up functions and replaces all stored presets with their factory default settings� Press and hold the footswitch for at least 2 seconds while powering up UltraViolet� Once the LED flashes RED, release the footswitch� blend chorus vibrato...
Factory Reset (continued) Factory Default Settings FEATURE FACTORY DEFAULT SETTING Bypass Mode: True Bypass Assigned to Expression Mode and configured to EXP/MIDI Jack: control the SPEED knob MIDI Channel: 1 MIDI OUT Mode: Off MIDI Expression: On pg 27...
Features • Speed, Intensity, and Volume controls for classic vibe operation • Three selectable dry/wet mix mode configurations for varying frequency and depth vibe results • Three selectable bias mode configurations for a range of different vibe experiences • Expression pedal functionality allows continuous control over any knob in any direction •...
Specifications FEATURE SPECIFICATION VALUE Input Impedance: 1 Meg Ohm Output Impedance: 100 Ohm A/D & D/A: 24-bit 96kHz Max Input Level: +10 dBu Signal/Noise: 116 dB typical Bypass Switching: True Bypass (electromechanical relay switching) Dimensions: 4�5” deep x 2�7” wide x 2�2” tall Power Adapter Requirements Use an adapter with the following rating: 9VDC, center negative, 2�1mm tip, 250mA minimum�...
Appendix 2: Power Up Modes Quick Reference pg 32...
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Power Up Modes - Quick Reference Global parameters and functions can be accessed via a power up procedure� All power up functions persist through power cycles� Press and hold the footswitch for at least 2 seconds while powering up UltraViolet� Once the LED flashes RED, release the footswitch� Adjust the desired functions with the controls noted below�...
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Power Up Modes - Quick Reference (continued) POWER UP MODE OPTIONS MIDI OUT MODE Turn INTENSITY knob - status shown momentarily on the LED page 22 • OFF: (default, minimum knob position) for an illustrated description� • THRU: BLUE (11 o’clock knob position) •...