Mains voltage
90 - 250 V AC / 50 - 60 Hz
Power consumption
20 watts
Inputs
2 x XLR IN, electronically balanced, transformer optional available 2 x XLR OUT (Direct Out)
Input voltage (nominal)
1.55 V / + 6 dBu
Max. input voltage
24.5 V / + 30 dBu
Common mode rejection
> 40 dB
AD-conversion
24-bit, Sigma-Delta, 128 times oversampling, linear phase
Outputs
4 x XLR OUT, electronically balanced
Output voltage (nominal)
1.55 V / + 6 dBu
Max. output voltage
8.7 V / + 21 dBu
Output impedance
< 100 ohms
Min. load impedance
600 ohms
DA-conversion
24-bit, Sigma-Delta, 128 times oversampling
Frequency response
20 Hz - 20 kHz (- 0.5 dB)
S/N ratio
115 dB (typical)
Distortion without transformer
< 0.01 %
Distortion with transformer
< 0.05 %
Frequency crossovers
6, 12, 18, 24 dB/oct. slope; Butterworth, Bessel, Linkwitz-Riley
Filters
26 parametric equalizers Low-Shelving equalizer, LPN (Lowpass-Notch) switchable Hi-Shelving equalizer, 6 / 12 dB slope switchable, Lo-Cut filter (B-6 alignment switchable), Hi-Cut filter, All-Pass filter
Compressor / limiter
4 digital compressors / limiters
Delay
3 master delays (2 ms - 900 ms), 4 channel delays (0 ms - 900 ms), delay-increment 21 µsec.
Data format
24-bit linear AD / DA conversion, 48-bit processing
MIDI IN / OUT / THRU
Data Dump, Master / Slave operation/ Remote Control
Display
122 x 32 Dots, graphic LC-Display with LED-background lighting
Dimensions
483 x 43.6 x 374 (WxHxD in mm), 19", 1 HU
Locking function
protection against inadvertent operation via function-lock
Accessories
PA 1 plexiglas cover 1 HU
Options
NRS 90244 Input transformer, NRS 90243 RS-232 interface, NRS 90247 RS-485 interface, NRS 90246 Contact Closure interface