Operating Manual - nX, nXe, and nXp Power Amplifiers
56
Protea DSP Specifications
Input Source Selection
Input Source Select Options. . . . . Analog, Auto
(net, AES3, analog)
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 . . . . . . . . . . . . . . . . . . . . . 0.2ms/dB to 50ms/dB
Release . . . . . . . . . . . . . . . . . . . . . 5ms/dB to 1000ms/dB
Detector . . . . . . . . . . . . . . . . . . . . Peak/Average
Attenuation Bus . . . . . . . . . . . . . . 2 available
Metering. . . . . . . . . . . . . . . . . . . . In, Out, Attenuation,
superimpose on graph
Autoleveler
Target Level . . . . . . . . . . . . . . . . . -40dBu to +20dBu
Action . . . . . . . . . . . . . . . . . . . . . gentle, normal, aggressive,
user defined
Maximum Gain . . . . . . . . . . . . . . 0dB to +22dB
Metering. . . . . . . . . . . . . . . . . . . . Input, Gain, Attenuation
Advanced Autoleveler Controls
Ratio . . . . . . . . . . . . . . . . . . . . . 1.2:1 to 10:1
Threshold Below Target. . . . . . . . -30dB to 0dB
Gain Increase Rate . . . . . . . . . . . . 5ms/dB to 1000ms/dB
Gain Decrease Rate . . . . . . . . . . . 5ms/dB to 1000ms/dB
Hold Time . . . . . . . . . . . . . . . . . . 0-6s
Ambient Noise Compensation (Output Only)
Max Gain . . . . . . . . . . . . . . . . . . . -20dB to +20dB
Min/Base Gain . . . . . . . . . . . . . . . -40dB to +20dB
Gain Change Rate . . . . . . . . . . . . 0.2s/dB to 20s/dB
Link Group. . . . . . . . . . . . . . . . . . 16 available
ANC Input Channel . . . . . . . . . . . 1-2 or 1-4
Noise Threshold . . . . . . . . . . . . . . -40dBu to +20dBu
Program/Ambient Gain Ratio . . . 0.3:1 to 3:1
Metering. . . . . . . . . . . . . . . . . . . . Input level, Attenuation,
Average noise
Ducker
Ducking Type. . . . . . . . . . . . . . . . high/low priority, trigger,
filibuster, ducked program
Trigger Threshold. . . . . . . . . . . . . -80dBu to +20dBu
Ducking Release . . . . . . . . . . . . . 5ms/dB to 1000ms/dB
Ducking Depth . . . . . . . . . . . . . . . 0dB to -30dB, -
∞
Enable Ducking at Matrix Mixer . Yes
Metering. . . . . . . . . . . . . . . . . . . . Input
Gate
Threshold . . . . . . . . . . . . . . . . . . . -80dBu to +20dBu
Range . . . . . . . . . . . . . . . . . . . . . off, 100dB to 0dB
Attack . . . . . . . . . . . . . . . . . . . . . 0.2ms/dB to 50ms/dB
Release . . . . . . . . . . . . . . . . . . . . . 5ms/dB to 1000ms/dB
Metering. . . . . . . . . . . . . . . . . . . . Key Signal, Gate LED
superimpose on graph
Advanced Gate Controls
Key Engage Enable . . . . . . . . . . . Yes
Key Frequency . . . . . . . . . . . . . . . 20Hz to 20kHz
Key Bandwidth . . . . . . . . . . . . . . 0.016 to 3.995 octave
Gain
Gain . . . . . . . . . . . . . . . . . . . . . . . . -50dB to +12dB, off,
polarity invert
Gain w/VCA. . . . . . . . . . . . . . . . . . -50dB to +12dB, off,
polarity invert
Digital VCA Groups. . . . . . . . . . . 4 available
Remote Gain
(Remote RD8C Level Control) . . Enable, Disable
Metering. . . . . . . . . . . . . . . . . . . . RD8C Active LED
WR-5 (neWR-5) Remote Gain . . . 0 to -50dB, Mute
Equalization
31 Band Graphic
Filter Type . . . . . . . . . . . . . . . . . constant or proportional Q
Bandwidth . . . . . . . . . . . . . . . . . 0.499 to 0.25 octave
2, 4, 6, or 10 Band Parametric Equalizers
Filter Types:
Parametric:
Frequency. . . . . . . . . . . . . . . . 20Hz-20kHz
Level . . . . . . . . . . . . . . . . . . . -30dB to +15dB
Q Value. . . . . . . . . . . . . . . . . . 92.436 to 0.267
Hi/Low Shelf 6/12 dB/oct
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
