Ion Specifications

Sound Engine

Sound Generation: Alesis proprietary DSP Analog Modeling

Polyphonic Voices: 8, each with 3 oscillators, 2 multi-mode filters, 3 envelope generators, 2 LFOs, programmable effects send and modulation matrix.

Program Memory: 512 Preset Programs, 64 Multi-timbral Setups, all user-rewritable Effects: 4 Drive Effects (1 each per Part) plus Master Effects (Shared)



Audio Input

Input Connectors: 2 Balanced 1/4?TRS jacks

Maximum Input Level: 5.2dBu (1.41VRMS) = -0dBFS

Input Impedance: 10kW



Audio Output

Output Connectors: 4 Impedance-Balanced 1/4?TRS jacks, 틪 TRS Headphone Jack

Maximum Output Level: 18dBu (6.15 VRMS) = -0dBFS

Output Impedance: 1kW



Audio Performance

Signal To Noise Ratio: >95 dB A-weighted, Ext In to Main or Aux Out

THD N: < 0.005%, External In to Main or Aux Out

Frequency Response: 20-20kHz ?0.20dB, External In to Main or Aux Out

Power Consumption: 12 Watts max (100-240VAC/50-60Hz)



Physical

Keyboard: 49 keys (velocity, release velocity sensitive)

Real-Time Controllers: 30 360-degree Parameter Knobs, 2 Assignable Modulation Wheels, Assignable Pitch Wheel

Pedal Jacks: Assignable Exp pedal jack, Sustain pedal jack

MIDI Connections: MIDI In, MIDI Out, MIDI Thru

Audio Outputs: Main L/R , Aux L/R, Headphone (1/4?TRS)

Dimensions (WxHxD): 33.0?x 3.75?x 13.0?/ 838.20 x 95.25 x 330.20mm

Weight: 20 lbs / 9 kg