Alto ZMX124 FX USB

12-CHANNEL MIXER WITH EFFECTS AND USB INTERFACE

20 total inputs

3-band EQ with swept mid on microphone channels

4-band fixed EQ on stereo line channels

Stereo 9-band graphic EQ

4 AUX sends per channel: 2 PRE/POST faders switchable

4-bus sub mixer

60mm high precision faders

256 24-bit Alesis DSP effects (16 presets × 16 variations)

USB audio interface for computer software recording and monitoring

Input Channels

Microphone Input Electronically Balanced

Frequency Response: 20 Hz to 20 kHz, +/-1 dB

Distortion: ( THD&N) <0.03% at 0 dBu, 1 kHz

Gain range: 0 dB to 50 dB (Mic)

SNR (Signal-to-Noise Ratio): 114 dB


Line Input Electronically Balanced (Unbalanced)

Frequency Response: 20 Hz to 20 kHz, +/-1 dB

Distortion: (THD&N) <0.03% at 0 dBu, 1 kHz

Gain range: -15 dBu to 35 dBu

Impedance Microphone Input: 1.4 kOhms

Channel Insert return: 2.5 kOhms

All Other Input: 10 kOhms or greater

Tape Out: 1 kOhms

All Other Outputs: 120 Ohms


Equalization

Hi Shelving: ±15 dB @12 kHz

Mid bell: ±12 dB @ 100 Hz - 8 kHz

Low shelving: ±15 dB @80 Hz

MAIN EQ: 9 EQ (63 Hz, 125 Hz, 250 Hz, 500 Hz ,1 kHz, 2 kHz, 4 kHz, 8 kHz, 16 kHz) ±15 dB

DSP Section: 24-bit A/D and D/A converters

DSP Resolution: 24-bit

Type of effects: Large Hall, Medium Hall, Large Room, Medium Room, Karaoke, Short Spring Reverb, Long Spring Reverb, Chamber, Mono Delay, Mono Echo, Stereo Echo, Flanger, Chorus, Reverb + Chorus, Reverb + Delay, Thickener

Presets: 16

Controls: 16-Posistion preset selector


Clip LED

Mute switch with peak LED Indicator


Main Mix Section Noise (Bus noise)

Fader 0 dB, Channels muted: -94 dBu

Fader 0 dB, All input channels assigned and set to unity gain: -92 dBu

Phantom Power: Mic Pin 2 / Pin 3 and Pin 1 +48 V - Switched

Power supply main voltage: 100 V - 230 V

Dimensions (WxLxH): 415mm x 400mm x 115mm

Weight: 12.8 lb