QSC GXD4

Product afbeelding: QSC GXD4
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Beschrijving

Power

  • 8Ω dynamic, both channels driven: 600 watts per channel
  • 4Ω dynamic, both channels driven: 800 watts per channel
  • 8Ω continuous, both channels driven: 400 watts per channel
  • 4Ω continuous, both channels driven: 600 watts per channel

Dynamics

  • Distortion (typical) 1 kHz at full rated power: < 1% THD 
  • Signal to Noise (A weighted, 20 Hz–20 kHz): 100 dB 
  • Input Sensitivity: 1.2 Vrms, 3.9 Vrms 
  • Maximum Voltage Gain: 33.5 dB
  • Output Circuitry: Class D
  • Frequency Response (20 Hz–20 kHz): +0.7 dB, -0.8 dB
  • Dynamic Headroom (4Ω): 1.25 dB
  • Damping Factor (8Ω): 100
  • Input Impedance: 20 kΩ (balanced), 10 kΩ (unbalanced)
  • Maximum Input Level: +23.5 dBu

I/O

  • Input Connectors (each channel): 3-pin XLR/F / 1/4" TRS, balanced
  • Output Connectors (each channel): NL4, binding posts
  • NL4 pinout:
    • Channel A on 1+, 1-; Channel B on 2+, 2-
    • Channel B on 1+, 1-
  • Amplifier and Load Protection
    • Short circuit, open circuit, thermal, RF protection
    • Load protected against DC faults
  • Front Panel Controls and Indicators
    • 2 × Rotary Encoders
    • 3 × Operational buttons (HOME, ENTER, EXIT)
    • 2 × Green Signal LEDs indicate signal presence
    • 2 × Red A/D Clip LEDs indicate input over-drive and/or amplifier current clipping
    • Blue Power LED ring indicates AC on
    • 2.12" × 1.0", 256 × 128 pixel LCD
  • DSP Functions
    • High-pass filter, 4th-order Linkwitz-Riley, adjustable frequency 20 Hz to 4 kHz
    • Low-pass filter, 4th-order Linkwitz-Riley, adjustable frequency 60 Hz to 4 kHz
    • 4-band parametric EQ with variable frequency, gain, and bandwidth
    • Peak limiter with power, agressiveness, and impedance selection
    • Delay 50 msec max.

General

  • Dimensions (HWD): 3.5" (2 RU) × 19" × 10.2" (89 mm × 483 mm × 259 mm)
  • Weight (Net): 11.3 lb (5.1 kg)
  • Weight - Shipping: 15.4 lb (7.0 kg)
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