Ashly Pema 8250 Operating Manual page 26

Operating Manual - Pema Protea Equipped Media Amplifi er
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,
Gain w/VCA. . . . . . . . . . . . . . . . . . -50dB to +12dB, off,
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 Q or proportional
Bandwidth . . . . . . . . . . . . . . . . . 0.499oct to 0.25oct
2, 4, 6, or 10 Band Parametric Equalizers
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. . . . . . . . . . . . . . . . . .
Notch/Bandpass
Frequency. . . . . . . . . . . . . . . . 20Hz-20kHz
Q Value. . . . . . . . . . . . . . . . . .
Feedback Suppressor
(only available with 48kHz sampling rate)
Filters . . . . . . . . . . . . . . . . . . . . . 12
In/Out per fi lter . . . . . . . . . . . . . yes
Lock per fi lter and global lock . . yes
Filter Modes . . . . . . . . . . . . . . . . Float, Restricted, Manual
Filter Type . . . . . . . . . . . . . . . . . Notch, Parametric
Filter Frequency Range . . . . . . . 20Hz to 20kHz
Filter Level
26
polarity invert
polarity invert
3.047 to 0.267
92.436 to 0.267
Notch Filter . . . . . . . . . . . . . . . -∞
Parametric Filter. . . . . . . . . . . . +15dB to -30dB
Filter Bandwidth . . . . . . . . . . . . 0.016 to 3.995 Octave
Detector Sensitivity . . . . . . . . . . fi ve levels
Float Time . . . . . . . . . . . . . . . . . 5 minutes to 24 hours
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-Riley . . . . . . . . . . . . . 12/24/48 dB/oct
Frequency. . . . . . . . . . . . . . . . . . off, 20Hz-20KHz
Delay
@ 48kHz Sampling Rate
Speaker Delay: . . . . . . . . . . . . . . 0-21ms
Delay:. . . . . . . . . . . . . . . . . . . . . 0-682 ms
@ 96kHz Sampling Rate
Speaker Delay: . . . . . . . . . . . . . . 0-10.6ms
Delay:. . . . . . . . . . . . . . . . . . . . . 0-341 ms
Tools
Audio Meter
Range: . . . . . . . . . . . . . . . . . . . . -60dBu to +20dBu
Increments:. . . . . . . . . . . . . . . . . 1dB
Peak Hold Indicator: . . . . . . . . . yes
Signal Generator: . . . . . . . . . . . . . pink noise, white noise,
Signal Level: . . . . . . . . . . . . . . . off, -50dBu to +20dBu
Sine Wave Frequency: . . . . . . . . 20Hz-12kHz
Cross Point Mixer
Gain: . . . . . . . . . . . . . . . . . . . . . Off., -50 to +12dB,
Mute . . . . . . . . . . . . . . . . . . . . . per channel
Automixer Enabled . . . . . . . . . . . per channel
Global Automixer Response . . . . 0.01sec to 2sec
Enable Ducking at Mixer . . . . . . . yes
Ducking LED . . . . . . . . . . . . . . . . per channel if enabled
Metering. . . . . . . . . . . . . . . . . . . . level, automixer level
Linking
All functions can be linked to 1 of 16 link groups
Processors
Input A/D: . . . . . . . . . . . . . . . . . . 24 bit
Output D/A: . . . . . . . . . . . . . . . . 24 bit
DSP Processors: . . . . . . . . . . . . . 32-bit fl oating point
Sample Rates: . . . . . . . . . . . . . . . 48kHz, 96kHz
Propagation Delay @ 48kHz: . . . 1.42 ms
Propagation Delay @ 96kHz: . . . 0.71 ms
sine wave
in 0.5dB increments