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Nilfisk-ALTO 3.4 User Manual

Page 39

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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