Appendix (English)
Technical Specifications
Mono Input
Channels
Line Inputs
Impedances
Equalization
DSP Section (DFX)
Main Mix
Power Supply
Dimensions
(width x depth x height)
Weight
Trademarks and Licenses
Alto Professional is a trademark of inMusic Brands, Inc., registered in the U.S. and other countries.
All other product or company names are trademarks or registered trademarks of their respective owners.
Microphone inputs: Electronically balanced, discrete input configuration
Frequency response: 20 Hz to 20 kHz, +0.5 dB
THD+N: <0.02% at 0 dBu, 1 kHz
Gain range: 0 dB to 45 dB (Mic)
SNR: 90 dB
Electronically balanced
Frequency response: 20 Hz to 20 kHz, +0.5 dB
THD+N: <0.03% at 0 dBu, 1 kHz
Sensitivity range: -15 dBu to 30 dBu
Microphone inputs: 51.1 KΩ
Channel insert return: 200 KΩ
All other inputs: >100 KΩ
2-Track outputs: 10 KΩ
All other outputs: 20 KΩ
High-shelving: ±15 dB @ 12 kHz
Mid-bell (mono): ±15 dB @ 2.5 kHz
Low-shelving: ±15 dB @ 80 Hz
Main EQ: 9 EQ bands (63 Hz, 125 Hz, 250 Hz, 500 Hz, 1 kHz, 2 kHz, 4 kHz,
8 kHz, 16 kHz), ±15 dB
A/D & D/A converters: 24-bit
DSP Resolution: 24-bit
Effects: 10 DSP effects families with 10 variations available per family
Presets: 100 total
Controls: Rotary encoder to select preset, DSP mute switch, peak LED indicator
Noise (bus noise):
Fader 0 dB, channels muted: -64 dBr (ref: +4 dBu)
Fader 0 dB, all input channels assigned & set to unity gain: -64 dBr (ref: +4 dBu)
Phantom Power: Mic Pin2/Pin3 and Pin1 47±2V
Main voltage:
USA/Canada: 100-120 VAC ~60 Hz
UK/Australia: 240 VAC ~50 Hz
Europe: 210-240 VAC ~50 Hz
Power consumption: 50 W
Fuse: 1.25 A
Main connection: Standard IEC receptacle
14.1" x 13.6" x 3.1"
358 mm x 346 mm x 80 mm
9.0 lbs.
4.1 kg
Specifications are subject to change without notice.
33