NUX Optima Air is a dual-switch acoustic guitar simulator with a preamp for acoustic and electric guitar players. It simulates the acoustic guitar profiles with the best-optimized sound depending on your guitar and pickup type.
IR loader combined with a preamp which is equipped with 3-band EQ and Gain controls. And there is an additional one-knob-control Reverb effect. If you want to connect any effect pedal you can use the SEND/RETURN effect loop and add the Optima Air into the signal chain.
NUX Optima Air has a unique profile capture function, you can create your own acoustic guitar profile (IR file) by capturing your favorite acoustic guitar's sound.
There is an XLR DI output for direct line/mixer connection, headphones output for silent play and auxiliary input to connect a music player to play along.
Reverb: One Knob Reverb effect control. It adjusts the Dry/Wet and Decay parameters. Or you can turn it OFF by tweaking to 0
IR Level: Adjusts the simulated signal (Impulse Response file) LEVEL
Select (Push to Save): In manual mode, you can choose the IR file. And you can save your customized preset by pushing the knob
Gain: Adjusts the signal input Gain level
Bass: Adjusts the low frequency level
Middle: Adjusts the middle frequency level
Treble: Adjusts the high frequency level
Manual Mode: Engage/disengage the selected IR file. Acoustic guitar simulation ON/OFF
Preset Mode: Bank DOWN
Also, if you are editing a preset, you can push the IR footswitch to exit without saving
Manual Mode: Activates the pre-amp section. When you engage the AMP, you can use the Gain and the 3-band EQ
Preset Mode: Bank UP
Also, If you are editing a preset, while you changing the preset name you can push the AMP footswitch and move the cursor to the next selection area to choose a letter, number or symbol