Nilfisk-ALTO 3.4 User Manual
Page 39
8. TECHNICAL SPECIFICATIONS
38
Peak, 6dB Lo-Shelf, 12dB Lo-Shelf, 6dB Hi-Shelf, 12dB Lo-Shelf, Notch
-24dB, -18dB, -12dB, -6dB, CLIP relative to Clip point (+20dBu)
-24dB, -12dB, -6dB, LIMIT relative to limiter threshold setting, CLIP
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
Digital input
AES/EBU, XLR-F
Digital input sample rate
32 kHz ~ 48 kHz
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
+ 128 CARD PRESETS
Communications
9-pin RS232, XLR-F RS485 IN, XLR-F RS485 IN
General Performance
Frequency Response
20Hz - 20kHz, 0.25dB
Dynamic range
>117dB 20Hz to 20kHz
>120dB 20Hz to 20kHz on AES/EBU input
Channel Separation
>100dB 20Hz to 20kHz
Distortion (THD)
0.05%, 20Hz to 20kHz
Input Meter
Output Metering
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