P-448 4 in 8 out Digital Audio Professional Processor
Voltage: AC90V-AC250V
Frequency range: 20Hz-20KHz
32-bit floating point DSP
8 Parametric equalizers for each input and output
With USB, RS232 socket;
Packing size:32x55x10cm
GW: 4kg
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Inputs
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Electronically balanced
AES/EBU fitted as standard Impedance >10k ohms CMRR >65dB 50Hz – 10kHz |
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Outputs
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All electronically balanced
AES/EBU fitted as standard |
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Source Imp
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< 60ohms
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Minimum Load
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600ohm
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Maximum Level
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+20dBm into 600 ohm load
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Frequency Response
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±0.5dB 10Hz – 32kHz
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Dynamic Range
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>116dB 20Hz -20kHz.
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Distortion
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< 0.001% @ 1kHz, +10dBm
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Maximum Delay
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650 mS. (increment 0.325 µs steps)
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Output gain Adjustable |
+15dB to -40dB in 0.1 dB steps and mute
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Equalisation
Filters Parametrics – 8 Per input / 9 per output
Additional filters 28-band graphic on each input
Each parametric can be switched to Bandpass, Allpass, Notch, VariQ, Shelf and Elliptical response
Phase filtering – 2 degree steps on each input and output
Crossover Filters
Bessel / Butterworth 6/12/18/24/48dB per octave
and Linkwitz-Riley 12/24/48dB per octave
Limiter
Threshold +22dBu to -10dBu
Attack time 0.3 to 90 milliseconds
Release time 4, 8, 16 or 32 times the attack time
Clip/D-max Limiter
Look-ahead attack time, Fast, Medium or Slow release times
Connectors
Inputs 3 pin female XLR
Outputs 3 pin male XLR
RS485 In/Out XLRs
RS232 9 Pin (Female) D Connector
Power
3 pin IEC
Power 60VAC – 240VAC
Consumption < 40 watts
Net Weight 3.5kg
Size 44 x 482 x 305mm（excluding connectors）
