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QSC PL340

PowerLight 3 Series

SPECIFICATIONS PL340

STEREO MODE, Both Channels Driven

  • 8 ohms EIA 1 kHz 1% THD: 800 W
  • 4 ohms EIA 1 kHz 1% THD: 1250 W
  • 2 ohms EIA 1 kHz 1% THD: 2000 W*

BRIDGE MONO MODE

  • 8 ohms EIA 1 kHz 1% THD: 2600 W
  • 4 ohms EIA 1 kHz 1% THD: 4000 W*
  • Typical Distortion
    (20 Hz -3 kHz, 3dB below clip, or 20 Hz -
    5 kHz, 10dB below clip, or 20 Hz - 20 kHz, 20dB below clip)
    8 ohms: 0.002-0.01%
    4 ohms: 0.005-0.01%
    2 ohms: 0.02%  
  • Maximum Distortion
    (20 Hz - 20 kHz, 1 dB below rated power)
    4 to 8 ohms: 0.05%
  • Frequency Response (8 ohms): 20 Hz - 20 kHz, +/-0.2 dB
  • Noise (20 Hz - 20 kHz, 32 dB Gain): -105 dB 
  • Dynamic Headroom (4 ohms): 2 dB
  • Damping Factor (8 ohms): 500
  • Output Circuitry: Class H (2-tier) 
  • Input Sensitivity
    26 dB Setting: 3.92V
    32 dB Setting: 1.96V  
  • Input Gain (1.2V setting): 34.4 dB 
  • Maximum Input Level
    26 dB Setting: 11V (+23 dB)
    32 dB Setting: 14.6V (+25.5 dB)
    26 db setting: 25V (+30 dB) 
  • Chassis Power Connector
    All Voltages: 20A PowerCon 

ALL MODELS 

  • Input Impedance > 10k ohms balanced, or unbalanced
  • Cooling Variable-speed fan, rear-to-front air flow
  • Connectors (each channel) Input: XLR Male, XLR Female and 3-pin detachable terminal blocks (1 each per channel)
    Output: Neutrik Speakon® (ch 1 wired to both channels) and 5-way binding posts
    DataPort: HD-15, input signal in parallel with XLR input connectors
  • Front Controls AC Power Switch
    Gain Controls, 21 detents, 1 dB steps (each channel) 
  • Front indicators (LED color)  Power (Blue)
    Bridged (Yellow)
    Parallel (Orange)
    Clip/Prot (Red x 2)
    Level -10 (Orange x 2)
    Level -20 (Green x 2)
    Signal -35 (Green x 2)
  • Rear Controls (with LED indicators) Input Mode: Bridge (Yellow), Stereo (Green), or Parallel (Orange)
    Gain / Sensitivity: 26dB (Orange), 32dB (Green), or 1.2V (Yellow)
    High Pass (each channel): 3 Hz (Off), 30 Hz (Yellow), or 50 Hz (Orange)
    Clip Limiter (each channel): Off, On (Yellow)
  • Amplifier and Load Protection Short circuit, open circuit, thermal, RF protection. On/off muting, DC fault shutdown, active inrush limiting
  • Dimensions Height: 3.5" (8.9 cm) 2RU
    Width: 19" (48.3 cm)
    Depth: 15.63" (39.7 cm) from front mounting rails
    Weight Net: 22 lbs (10 kg)