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QSC CX254 เพาเวอร์แอมป์ 4 แชนแนล 170 วัตต์

QSC CX254 เป็นเครื่องขยายเสียงแบบ 4 ชาแนล มีกำลังขับ 170 วัตต์ x 2 ที่ 8 โอหม์ และ 250 วัตต์ x 2 ที่ 4 โอหม์



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QSC CX254 เพาเวอร์แอมป์ 4 แชนแนล 170 วัตต์

QSC CX254 เพาเวอร์แอมป์ 4 แชนแนล 170 วัตต์

  • Lightweight 4-channel power amplifier with 170 Watts per channel at 8 Ohms
  • Integrated security cover for “set and forget” tamper-proof installation
  • Proprietary PowerWave switch-mode power supply technology for efficient performance and compact size
  • Innovative Active Inrush Limiting design eliminates AC inrush current eliminates cost of and need for expensive power sequencers
  • Varispeed fan cooling with rear to front airflow and front panel grill
  • HD15 DataPort connectors for QSControl computer software integration control of installed setups
  • Channels 1 and 2 3 and 4 Bridged Stereo and Parallel switching
  • Individual Channel DIP switch control for clip limiters high pass filters bridge-mono and parallel operation
  • Selectable high-pass filters protect speakers prevent speaker transformer saturation with minimal effect on program material
  • Comprehensive protection circuitry includes DC infrasonic thermal overload and short circuit protection
  • Dedicated front panel indicators include Signal Clip/Protect unique Bridge-Mono and Parallel LEDs
  • Individual front panel 1 dB detented rotary gain controls for simplified more precise settings
  • Detachable Euroblock input connectors
  • Unified Barrier Strip output connector

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Power Rating Stereo @ 2 Ohms: 450 Watts per Channel
Stereo @ 4 Ohms: 250W per Channel
Stereo @ 8 Ohms: 170W per Channel
Bridge-Mono @ 4 Ohms: 900W per Channel
Bridge-Mono @ 8 Ohms: 500W per Channel
Bridge-Mono @ 16 Ohms: 340 Watts per Channel
Damping Factor >500(1kHz and below)
Input Sensitivity 1.22 Vrms
Input Impedance 12 kohms(Balanced)
6 kohms(Unbalanced)
Gain 29dB @ 8 ohms
Frequency Response 20Hz – 20kHz /- 0.2 dB
8Hz – 50kHz 0 -3 dB
Signal-to-Noise Ratio Not Specified by Manufacturer
Total Harmonic Distortion (THD) <0.01% 10db Below Rated Power 20Hz – 20kHz
<0.01% Full Rated Power 1kHz and below
Input Connections 4 x 3-Position Euroblock Connectors
2 x Dataport HD-15(Channel 1 2 Channel 3 4)
Output Connectors 1 x 6-Position Barrier Strip with Monitor Connections(Channel 1 2 Channel 3 4)
Controls Front Panel 1 x Power Switch
4 x Rotary Gain Knobs
Controls (Rear) 2 x Clip Limiter On/Off Switches
2 x LF Filter On/Off Switch
2 x LF 33Hz or 75Hz Frequency Select Switch
2 x Parallel or Stereo Input Select Switches
1 x Bridge Mode Select Switch
(Note: Switches above are duplicate DIP Switch sets for Channel 1 2 Channel 3 4)
Indicators 1 x Green Power On LED Indicator Lights
2 x Yellow Bridged MODE LED Indicator Lights(Channel 1 2 3 4)
2 x Red Parallel Mode LED Indicator Lights(Channel 1 2 3 4)
4 x Red Clip/Protect LED Indicator Lights
4 x Yellow Level -10dB LED Indicator Lights
4 x Yellow Level -20dB LED Indicator Lights
4 x Green Signal -35dB LED Indicator Lights
Cooling Variable Speed Fan Rear to Front Airflow through Tunnel Heat Sink
Power Consumption 14.3A(2 Ohms Stereo 120V)
9.2A(4 Ohms Stereo 120V)
5.8A(8 Ohms Stereo 120V)
Dimensions (WxHxD) 19 x 3.5 x 14″ (483 x 89 x 356mm)
Weight 21 lbs (9.5kg)
Specialties Powerwave Power Supply
Varispeed Fan Cooling
Custom Integrated Security Cover
Packaging Info
Package Weight 27.0 lb
Box Dimensions (LxWxH) 24.0 x 18.0 x 5.5″