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Protea 4.24C Speaker Processor

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Overview

A powerful tool for live sound control.

The Ashly Protea 4.24C is a 4-input, 8-output speaker processor coupled with a user interface that is so easy you won't even need the manual to set up your system. The Protea System II 4.24C Digital Show More
Specs

Protea 4.24C Speaker Processor Specifications:

  • Input: Active Balanced, 18 Kohms
  • Max. Input Level: +20 dBu
  • Output: Active Balanced, 100 ohms
  • Max. Output Level: +20 dBu
  • Frequency Response: 20 Hz-20KHz, ±0.25 dB
  • THD: <0.01% @1 KHz, +20 dBu
    Dynamic Range: >110 dB (20 Hz-20 kHz) unweighted
  • Output Noise: <-90 dBu unweighted
  • Eq Filters:
  • Number: 6 per Input, 4 per Output Selectable
  • As:
  • Parametric
  • Bandwidth: 1/64th Octave to 4 Octave
  • Range: +15/-30dB, 0.1 dB increments
  • Resolution: 1/24th Octave
  • High-Shelf
  • Slope: Selectable 6 or 12dB/Octave (1 High
  • Shelf, 2 High Shelf)
  • Frequency Range: 19.7Hz to 2KHz
  • Range: +/-15dB, 0.1dB increments
  • Low-Shelf
  • Slope: Selectable 6 or 12dB/Octave (1 Low
  • Shelf, 2 Low Shelf)
  • Frequency Range: 3.1886KHz to 20.1587KHz
  • Range: +/-15 dB, 0.1dB increments
  • Crossover Filters:
  • High Pass Filter
  • Type: Linkwitz-Riley, Bessel, Butterworth
  • Slope: 12, 18, 24 and 48dB/Octave
  • Frequency Range: Off to 21.983.3KHz, 1/24 Octave
  • Low Pass Filter
  • Type: Linkwitz-Riley, Bessel, Butterworth
  • Slope: 12, 18, 24 and 48dB/Octave
  • Frequency Range: Off to 21.983.3KHz, 245 step
  • Increments
  • Delay:
  • Input Maximum Delay: 682.5ms
  • Output Maximum Delay: 21.33ms
  • Increment: 20_s
  • INPUT And OUTPUT GAIN:
  • Range: +12/-40dB, 0.1dB increments
  • Polarity
  • 0 or 180 degrees (selectable in the Output Gain Stage)
  • Compressor/Limiter:
  • Threshold: -20dBu to +20 dBu, 1.0dB increments
  • Ratio: 1.2 :1 to Infinity (1.2, 1.5, 2., 3, 4, 6,
  • 10, 20, Infinite:1)
  • Attack: 0.5 ms to 50 ms per dB
  • Release: 10 ms to 1 sec. per dB
  • Processor:
  • Input A To D: 24 bit
  • Output D To A: 24 bit
  • Processor: 24 bit, 56 bit accumulator
  • Sample Rate: 48 kHz
  • Propagation Delay: 1.46 ms
  • Other:
  • SIGNAL AND CLIP Leds: Inputs: -20/Mute, -10, 0, +10, Clip
  • (dBU or VU); Outputs: -20/Mute, -10, 0, Limit; Threshold, Clip (dBu or VU)
  • Rs232 Cable Distance: 1300ft (Max)
  • Midi Cable Distance: 500ft (Max)
  • Power Requirements: 80 - 260VAC, 30W max
  • Shipping Weight: 10lbs
  • Dimensions: 19.0"L x 1.75"H x 6.0"D
  • I/O Connectors: XLR
  • Environmental: 40-120 deg. F, noncondensing
  • Notes: 0dBu = 0.775V RMS
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