TECHNICAL SPECIFICATIONS
MONO INPUT CHANNELS
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Microphone input: Electronically balanced, discrete input configuration
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Frequency response: 10Hz to 55kHz, +/–3dB
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Distortion: (THD+N) 0.006% at +4dBu, 1kHz
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Gain: 50dB (MIC)
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SNR: (Signal to Noise Ratio) >90dB
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Line input: Electronically balanced
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Frequency response: 10Hz to 55kHz, +/–3dB
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Distortion: (THD+N) 0.04% at +4dBu, 1kHz
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Gain: 30dB
STEREO INPUT CHANNELS
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Line input: Unbalanced
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Frequency response: 10Hz to 55kHz, +/–3dB
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Distortion: (THD+N) 0.006% at +4dBu, 1kHz
IMPEDANCES
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Microphone input: 1.4k Ohm
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Channel Insert return: 2.5K Ohm
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All other inputs: 10k Ohm or greater
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Tape out: 1k Ohm
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All other outputs: 120 Ohm
EQUALIZATION
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Hi shelving: +/–15dB @12kHz
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Mid bell:
+/–15dB @2.5kHz
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Low shelving: +/–15dB @ 80Hz
DSP SECTION
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A/D and D/A converters: 24-bit
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DSP resolution: 24-bit
EFFECTS
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Hall, Room, Vocal & Plate reverbs Mono & Stereo DELAY (Max delay time 650ms) Chorus, Flanger & Reverb
Modulations, Reverb+delay, reverb+chorus, Reverb+flanger combinations
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Presets: 16
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Controls: 16-position PRESET Selector; 16-position Variation selector
Clip LED; Mute Switch with LED indicator
OUTPUT POWER
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Stereo mode: 680W(RMS) @ 4ohm, 770W(EIAJ) @ 4ohm, 429W(RMS) @ 8ohm
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Bridge mode: 1553W @ 8ohm, 399W(EIAJ) @ 8ohm
POWER SUPPLY
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Main voltage: 100-120 VAC~60 Hz 210-240 VAC~50 Hz
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Fuse: 100 ~ 120V, T10 A 250V; 220 ~ 240V, T6.3 A 250V
DIMENSIONS (W x D x H)
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550mm x 220mm x 310mm (8.66" x 12.20" x 21.65")
NET WEIGHT
8.0kg (17.63lb)
www.altoprofessional.com
MANUAL VERSION 1.1
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