Qsc CX404 Installation 4-Channel Power Amplifier
Model #CX404
QSC Warranty


- You name the price you want to pay for a product.
- If the retailer likes your offer, you get that price for the product.
- All Products are New and from Manufacturer Authorized Retailers
- 30 day return policy
-
Free Shipping
No Additional Fees
Product Back-Ordered
We are sorry. At this time, we are not accepting offers on this product. Please click the button below to be notified when our retailers get it back in stock.
Thank you! We will be in touch.
Something went wrong. Please try again later.
Specifications
Packaging Info
Package Weight | 27.3 lb |
Box Dimensions (LxWxH) | 24.0 x 18.0 x 6.0" |
General Information
Input Sensitivity | For Rated Power Into 8 Ohms: 1.22 (+3.9 dBu) For Rated Power Into 4 Ohms: EIA: 1.16 (+3.5 dBu) |
Input Clipping Level | 10 Vrms (+22 dBu) |
Input Impedance | 12 kOhms (Balanced)6 kOhms (Unbalanced) |
Gain | 31 dB at 8 Ohms |
Frequency Response | 20 Hz to 20 kHz, +/- 0.2 dB 8 Hz to 50 kHz, +0, -3 dB |
Signal-to-Noise Ratio | < -106 dB |
Total Harmonic Distortion (THD) | Distortion (SMPTE-IM): < 0.01% Distortion (Typical) 20 Hz to 20 kHz: < 0.01% THD (10 dB Below Rated Power) 1.0 kHz and Below: < 0.01% THD (Full Rated Power) |
Cooling | Variable-Speed Fan /Rear-to-Front Air Flow Through Tunnel Heat Sink |
Input Connections | Input: 4 x 3-Position Euro-Style Detachable Barrier Block, (Channels 1,2,3,4) DataPort: 2 x HD-15 Connector, Ch 1+2, Ch 3+4 |
Power Rating | Stereo at 2 Ohms: Not Recommended Stereo at 4 Ohms: 400 W RMS per Channel Stereo at 8 Ohms: 250 W RMS per Channel Bridge-Mono at 4 Ohms: Not Recommended Bridge-Mono at 8 Ohms: 800 W RMS per Channel Bridge-Mono at 16 Ohms: 500 W RMS per Channel |
Controls | Front: AC Switch, Ch 1, 2, 3, and 4 Gain Knobs Rear: DIP Switches for Ch 1, 2, 3, 4 Clip Limiter On/Off LF Filter On/Off LF Filter Freq Select: 33 or 75 Hz Input Modes: Parallel, Stereo, or Bridge Mono |
Indicators | Parallel Inputs: Yellow LED Bridged: Yellow LED Power-On: Green LED Clip-Protection: Red LED Level -10 dB: Green LED Level -20 dB: Green LED Signal -35 dB: Green LED (1 per channel) |
Amplifier Protection | Full Short Circuit, Open Circuit, Thermal, Ultrasonic, and RF Protection Stable into Reactive or Mismatched Loads |
Overload Protection | On/Off Muting, DC-Fault Power Supply Shutdown |
Power | 120 V, 60 Hz |
Power Consumption | Idle: 0.7 A 1/8 Power Pink Noise (Typical of Program Material at Maximum Unclipped Power) 8 Ohms: 8.1 A 4 Ohms: 12.4 A 1/3 Power Pink Noise (Typical of Program Material with Severe Clipping) 8 Ohms: 12.2 A 4 Ohms: 19.3 A |
Dimensions (H x W x D) | 3.5 x 19.0 x 14.0" / 88.9 x 482.6 x 355.6 mm |
Weight | 21.0 lb / 9.5 kg |
Output Connectors | 2 x Six-Position Barrier Strips for Ch 1+2, Ch 3+4 |
Damping Factor | > 500 (1 kHz and Below) |
- 250W RMS Per Channel at 8 Ohms
- 800W RMS Bridged at 8 Ohms
- Euro-Style Barrier Block Inputs
- Barrier Strip Outputs
- Security Cover for Gain Controls
- Stereo, Parallel, and Bridged Mono Mode
- Comprehensive Protection Circuits
- Class AB+B Topology
- PowerLight Switch-Mode Power Supply
- Low-Noise Variable-Speed Fans
- QSC CX404 Installation 4-Channel Power Amplifier
- Power Cord
- Security Panel
- Limited 3-Year Warranty, Extended to 6 Years with Registration