Nilfisk-ALTO 3.4 PC - Manual (Page 20)

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9. TECHNICAL SPECIFICATIONS
Peak, 6dB Lo-Shelf, 12dB Lo-Shelf, 6dB Hi-Shelf, 12dB Lo-Shelf, Notch
INPUT section
Connectors 2 x COMBO
Nominal input sensitivity 0 dB (0.775 V)
Input Impedance 30kOhm, electronically balanced
Maximum Input Level +20dBu
Input Gain -30 / +6 dB variable in 0.5 dB steps
Output Section
Connectors 6 x XLR-M
Output Impedance 600 Ohms, electronically balanced
Nominal Output Level 0 dBu
Maximum Out put Level +20 dBu
Output Gain -30 / +6 dB variable in 0.5 dB steps
DSP Section
A/D converters 20 bit
D/A converters 20 bit
Internal dynamics 40 bit
Sampling frequency 48 kHz
Features
Configuration 2-WAY STEREO, 3-WAY STEREO, 2,3,4,5,6-WAY MONO
Crossover Filters Type Bessel, Butter worth or Linkwitz- Riley
Crossover Filters Slope 6, 12, 18, 24, or 48dB per octave
Delay Step 21 microseconds minimum
Max Delay time 2621 ms (inputs), 291 ms (outputs)
EQ filters Up to 40 maximum (depending on the crossover slope)
EQ Gain +/15dB, variable in 0.5dB steps
EQ Bandwidth 0.05 to 3.00 octaves, variable in 0.05 steps
EQ freq 15.6 Hz to 16 kHz
Dynamics Digital limiter on all the output
Communications 9-pin RS232, XLR-F RS485 IN, XLR-M RS485 OUT
General Performance
Frequency Response 20Hz - 20kHz, 0.25dB
Dynamic range >117dB 20Hz to 20kHz
Channel Separation >100dB 20Hz to 20kHz
Distortion (THD) 0.05%, 20Hz to 20kHz
Memories FACTORY PRESETS are 10 + 64 USER PRESETS
General
Dimensions
Weight
Power supply
483 44 300 mm
4.0 Kg
see label on the unit
EQ Type