45
Appendix (English)
Technical Specifications
Mono Input
Channels
Microphone inputs:
Electronically balanced, discrete input configuration
Frequency response:
20 Hz to 20 kHz, +0.5 dB
THD+N:
<0.005% at 0 dBu, 1 kHz
Gain range:
0 dB to 50 dB (Mic)
SNR:
90 dB
Line Inputs
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
Impedances
Microphone inputs:
51.1 K
Ω
Channel insert return:
200 K
Ω
All other inputs:
>100 K
Ω
Main outouts:
200
Ω
2-Track outputs:
10 K
Ω
All other outputs:
20 K
Ω
Equalization Mono
Channels
High-shelving:
±15 dB @ 12 kHz
Mid-bell (mono):
±15 dB sweep able from 100 Hz --
- 8 KHz
Low-shelving:
±15 dB @ 80 Hz
Stereo Channels
High-shelving:
±15 dB @ 12 kHz
High-Mid-bell (mono):
±15 dB @ 3 KHz
Low-Mid-bell (mono):
±15 dB @ 500 Hz
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
DSP Section
(DFX)
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
Main Mix
Noise (bus noise):
Fader 0 dB, channels muted: -84 dBr (ref: +4 dBu)
Fader 0 dB, all input channels assigned & set to unity gain: -73 dBr (ref: +4 dBu)
Phantom Power:
Mic Pin2/Pin3 and Pin1 48±2V
Power Supply 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
Dimensions
(width x depth x height)
28.1" x 16.4" x 3.1"
71.4 cm x 41.7 cm x 7.9 cm
Weight
18.3 lbs.
8.3 kg
Specifications are subject to change without notice.
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.
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