The 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.
The Optima Air features an 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.
The 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 3-Band EQ: Bass: Adjusts the low frequency level Middle: Adjusts the middle frequency level Treble: Adjusts the high frequency level IR Footswitch: 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 AMP Footswitch: 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