QSC RMX 850 Power Amplifier

QSC RMX 850 Power Amplifier

The QSC RMX 850 is a reliable and high-performance professional power amplifier designed to deliver clean, dynamic sound for a wide range of audio applications. As part of QSC’s renowned RMX Series, this amplifier combines durability, efficiency, and studio-quality audio performance at an affordable level, making it ideal for both mobile and installed sound systems.

Engineered with a high-current toroidal transformer and premium components, the RMX 850 provides consistent power output with minimal distortion, ensuring clear and powerful sound even under demanding conditions.

Key Features

• Powerful Output Performance
  • 200W × 2 @ 8Ω
  • 300W × 2 @ 4Ω
  • 430W × 2 @ 2Ω
  • 600W bridged @ 8Ω / 830W @ 4Ω
    Suitable for driving a variety of speakers and sound systems.
• High-Quality Sound
  • Wide frequency response (20Hz – 20kHz)
  • Low distortion (THD < 0.05%)
    Delivers clear highs, detailed mids, and tight bass.
• Advanced Power Supply
  • High-current toroidal transformer
  • Large energy reserves for strong transient response
    Ensures stable and efficient performance under heavy loads.
• Flexible Operation Modes
  • Stereo, Parallel, and Bridged Mono modes
    Offers versatility for different system configurations.
• Speaker Protection & Control
  • Selectable 30Hz / 50Hz low-cut filters
  • Independent clip limiters to reduce distortion
    Helps protect speakers and improve system performance.
• Comprehensive Protection System
  • Thermal, short-circuit, DC, and RF protection
    Ensures safe and reliable operation.
• Efficient Cooling Design
  • Variable-speed fan with front-to-back airflow
    Keeps the amplifier cool during extended use.
• Professional Connectivity
  • XLR, TRS (1/4″), and barrier strip inputs
  • Speakon and binding post outputs
    Compatible with most professional audio setups.

Technical Specifications

• Power Output (Stereo):
  • 200W × 2 @ 8Ω
  • 300W × 2 @ 4Ω
  • 430W × 2 @ 2Ω
• Power Output (Bridged):
  • 600W @ 8Ω
  • 830W @ 4Ω
• Frequency Response: 20Hz – 20kHz (±0.5 dB)
• Total Harmonic Distortion: < 0.05%
• Signal-to-Noise Ratio: > 100 dB
• Damping Factor: > 200
• Input Sensitivity: 1.15V
• Cooling: Variable-speed fan
• Rack Size: 2U
• Weight: Approx. 15.9 kg

Applications

• Live sound reinforcement (bands, DJs, events)
• Clubs and entertainment venues
• Churches and public address systems
• Studio and monitoring setups
• Fixed installations and touring systems

Why Choose the QSC RMX 850?

• Trusted QSC sound quality and reliability
• Clean, distortion-free audio output
• Durable build for professional use
• Flexible connectivity and operating modes
• Excellent value for money