Ashly Protea NE4250.10 Operating Manual - Page 15
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Also for Ashly Protea NE4250.10: Operating Manual (16 pages), Operating Manual (16 pages), Specification Sheet (2 pages), Specifications (2 pages), Operating Manual (16 pages), Operating Manual (20 pages)
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Operating Manual - NE Multi Channel Power Amplifier
DSP Specifications
Input: . . . . . . . . . . . . . . . . . . .Active Balanced, 10 kohms
Max Input Level: . . . . . . . . . .+21 dBu
Dynamics
Brick Wall Limiter
Threshold: . . . . . . . . . . . . . . .-20dBu to +20dBu
Ratio: . . . . . . . . . . . . . . . . . . .infinite
Attack: . . . . . . . . . . . . . . . . . .0.2ms/dB to 50 ms/dB
Release: . . . . . . . . . . . . . . . . .5ms/dB to 1000ms/dB
Compressor
Threshold: . . . . . . . . . . . . . . .-20dBu to +20dBu
Ratio: . . . . . . . . . . . . . . . . . . .1.2:1 to infinite
Attack: . . . . . . . . . . . . . . . . . .0.2 to 50ms
Release: . . . . . . . . . . . . . . . . .5ms/dB to 1000ms/dB
Detector: . . . . . . . . . . . . . . . .Peak/Average
Autoleveler
Target Level: . . . . . . . . . . . . .-40dBu to +20dBu
Action: . . . . . . . . . . . . . . . . . .gentle, normal, aggressive, user
defined
Maximum Gain: . . . . . . . . . . .0dB to +15dB
Ratio: . . . . . . . . . . . . . . . . . . .1.2:1 to 10:1
Threshold Below Target: . . . .-30dB to 0dB
Gain Increase Rate: . . . . . . . .5ms/dB to 1000ms/dB
Hold Time: . . . . . . . . . . . . . . .0-6 sec
Ducker
Ducking Type: . . . . . . . . . . . .high/low priority, trigger, filibuster,
ducked program
Trigger Threshold: -80dBu to +20 dBu
Ducking Release: . . . . . . . . . .5ms/dB to 1000ms/dB
Ducking Depth: . . . . . . . . . . .0dB to -30dB
Gate
Threshold: . . . . . . . . . . . . . . .-80dBu to +20dBu
Range: . . . . . . . . . . . . . . . . . .off, 100dB to 0dB
Attack: . . . . . . . . . . . . . . . . . .0.2ms/dB to 50 ms/dB
Release: . . . . . . . . . . . . . . . . .5ms/dB to 1000ms/dB
Gain
Gain: . . . . . . . . . . . . . . . . . . .off, -50dB to +12dB
Gain w/VCA: . . . . . . . . . . . . .off, -50dB to +12dB
WR-5 Remote Gain: . . . . . . . .off, -50dB to +12dB
Equalization
31 Band Graphic
Filter Type:. . . . . . . . . . . . . . .constant Q or proportional
Bandwidth:. . . . . . . . . . . . . . .0.499oct to 0.25oct
2, 4, 6, or 10 Band Parametric
Filter Types
Parametric:
Frequency: . . . . . . . . . . . . . . .20-20kHz
Level: . . . . . . . . . . . . . . . . . . .-30dB to +15dB
Q Value: . . . . . . . . . . . . . . . . .0.016oct to 4oct
Hi/Low Shelf 6/12 dB
Frequency: . . . . . . . . . . . . . . .20Hz-20kHz
Level: . . . . . . . . . . . . . . . . . . .-15dB to +15dB
All Pass
Frequency 20Hz-20kHz
Variable Q HP/LP
Frequency: . . . . . . . . . . . . . . .20Hz-20kHz
Q Value: . . . . . . . . . . . . . . . . .3.047 to 0.267
Notch/Bandpass
Frequency: . . . . . . . . . . . . . . .20Hz-20kHz
Q Value: . . . . . . . . . . . . . . . . .92.436 to 0.267
Crossover
2 Way, 3 Way, 4 Way Crossover
High Pass/Low Pass Filters
Filter Types:
Bessel: . . . . . . . . . . . . . . . . . .12/18/24/48 dB/oct
Butterworth:. . . . . . . . . . . . . .12/18/24/48 dB/oct
Linkwitz:. . . . . . . . . . . . . . . . .12/24/48 dB/oct
Frequency: . . . . . . . . . . . . . . .off, 20Hz-20KHz
Delay
@ 48kHz Sampling Rate
Base Delay: . . . . . . . . . . . . . .0-256ms
Extra Delay:. . . . . . . . . . . . . .0-682 ms
@ 96kHz Sampling Rate
Base Delay: . . . . . . . . . . . . . .0-128ms
Extra Delay:. . . . . . . . . . . . . .0-341 ms
Tools
Audio Meter
Range: . . . . . . . . . . . . . . . . . .-60dBu to +20dBu
Increments:. . . . . . . . . . . . . . .1dB
Peak Hold Indicator: . . . . . . .yes
Signal Generator: . . . . . . . . .pink noise, white noise, sine wave
Sine Wave Frequency: . . . . . .20Hz-12kHz
Signal Level: . . . . . . . . . . . . .off, -50dBu to +20dBu
Cross Point Mixer
Gain: . . . . . . . . . . . . . . . . . . .Off., -50 to +12dB, 0.5dB increments
with Mute
Linking
All functions can be linked to 1 of 8 link groups
Processors
Input A/D: . . . . . . . . . . . . . . .24 bit (Burr Brown PCM4204)
Output D/A: . . . . . . . . . . . . . .24 bit (Burr Brown PCM4104)
DSP Processors: . . . . . . . . . .32-bit floating point (Sharc ADSP-
21262)
Sample Rates: . . . . . . . . . . . .48kHz, 96kHz
Propagation Delay @ 48kHz: . . . . . . . .1.42 ms
Propagation Delay @ 96kHz: . . . . . . . .0.71 ms
AES/EBU Digital Audio Input
Type: . . . . . . . . . . . . . . . . . . .110 ohm transformer balanced XLR
Sample Rates: . . . . . . . . . . . .48kHz, 96kHz
Max Cable Length: . . . . . . . .100 meters
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