VITAL AUDIO / Power Adapter 12V2A

Stereo amp/cabinet emulation pedal with 6 famous mic/speaker pairs, built-in boost, live/preset modes, and customization via the UAFX mobile app

Experience the raw sounds of punk, alternative rock, and metal in these boots.

Knuckles '92 Dual Rec Amplifier delivers the searing high-gain tone that powered legendary punk, hard rock, and metal bands from Foo Fighters and Incubus to Nevermore and Dream Theater*.
With six classic mic and speaker pairings, TS-style OD/Boost, and a built-in noise gate, Knuckles is one of the world's most ferocious high-gain amplifiers, putting authentic, genre-defining sounds right in your boots.
Plug in to California's King of High Gain
Whether you're looking for the hard power chords of punk and alternative anthems like Dave Grohl and Incubus, or the complex aggression of Nevermore or Dream Theater, Knuckles '92 puts one of the most versatile multichannel amplifiers ever made on your pedalboard.*

Explore the tones of Rectifier
Explore everything from perfect cleans to bone-crushing crunches to oxidized lead sounds using the famous Green, Orange, and Red channels. Plus, try our EL-34 or 6L6 power tubes and switch between solid-state or tube rectifiers for ultimate control and feel at your fingertips.

Play with the perfect preamp boost
Knuckles '92 features a classic TS-style overdrive known for tight, artistic playing, and a built-in preamp boost known for sculptural modern metal tones. It also has a built-in noise gate that delivers clear sound even at extreme gain settings, so you'll be mesmerized the moment you turn it on.

6 microphone and speaker combinations
Experiment with six microphone and speaker combinations that have been used on countless masterpieces. From alternative rock anthems to detuned nu-metal brutality, Knuckles '92 captures the essence of some of the most aggressive amp play of all time*.
-UK V30: 4x12 Marshall cab with V30’s
-CA V30: 4x12 Oversized cab with V30’s
-White 75: 4x12 Marshall cab with Celestion 75’s
3 Bonus cabs: 1x12 EV12, 4x12 Celestion 80, 4x12 Brown*

*Available on UAFX mobile app.

Customize your sound with the UAFX app
The UAFX mobile app lets you fine-tune hidden controls, save boost and noise gate settings, and change output tube and rectifier modes for deep customization.
Additionally, we have artist presets created by the world's top metal guitarists and dual recording specialists.

■Main functions
- Try out the famous 1992 Rev F Dual Rec high-gain amp tone that led punk, alternative rock, and metal from the '90s onwards.
・Powerful UAFX dual engine provides the most authentic emulation of an amp in a stompbox
- TS-style overdrive, preamp boost, noise gate, channel switching, output tubes, and selectable solid-state or tube rectification let you dial in your genre-defining sound.
- Experience groundbreaking physical room modeling born from UA's award-winning OX Amp Top Box.
- Try out six classic mic and speaker pairings used on classic 90s alternative rock and metal records.
Play with presets designed by UA's tone gurus, dual rec specialists, and artists, or customize and save your own tones with the UAFX mobile app

■Specifications
Power requirements: isolated DC9V, center negative, 400mA minimum (sold separately)
Inputs: 2 x ?” TS (right input for stereo connection, 4 cable mode)
Output: 2 x ?” TS (right input is stereo connection, for 4 cable mode)
Can be updated by connecting to a computer using USB Type-C
Height: 2.56” (6.5 cm)
Width: 3.62” (9.2 cm)
Depth: 5.55” (14.1 cm)
Weight: 1.24 lbs (0.567 kg)

*Use of artist names is not an official endorsement of UAFX Knuckles '92 Dual Rec Amplifier.