QSC RMX1450a 280Watts 8 Ohm Two Channels Power Amplifier

The QSC RMX1450a is a high-performance, affordable power amplifier designed to meet the needs of professional audio environments. Featuring two channels and a robust 280-watt output at 8 ohms, this amplifier provides reliable and efficient power for a wide range of applications, from small venues to larger live performances. The RMX1450a is part of QSC's renowned RMXa Series, known for its compact chassis, innovative features, and superior sound quality. Whether you're a sound engineer, musician, or event organizer, the QSC RMX1450a delivers the performance and dependability you need to make your audio projects a success.Built with versatility and user convenience in mind, the RMX1450a boasts a range of connectivity options including balanced XLR and 1/4-inch inputs as well as Speakon and binding post outputs. These features ensure compatibility with a variety of professional audio equipment. The amplifier also includes user-defeatable clip limiters and selectable low-frequency filters to optimize sonic performance and protect your speakers. With front-mounted gain controls, signal and clip LED indicators, and comprehensive protection mechanisms, the RMX1450a offers unparalleled ease-of-use and operational safety.In addition to its powerful performance capabilities, the QSC RMX1450a is designed for durability and longevity. High-current toroidal transformers ensure low noise and consistent power output even under demanding conditions. The unit's compact size and reliable thermal management system make it an ideal choice for both permanent installations and portable setups. Backed by a three-year warranty and an optional three-year extended service contract, the RMX1450a is a smart investment for any professional audio setup.

Key Features

• Compact size for easy installation and portability
• High-current toroidal transformers for greater power efficiency
• Independent user-defeatable clip limiters to reduce distortion
• Selectable low-frequency filters (30 Hz or 50 Hz) to protect speakers
• Balanced 1/4-inch TRS, XLR, and barrier strip inputs for versatile connectivity
• Touch-proof binding post and Neutrik Speakon outputs for secure connections
• Front mounted gain controls for easy access
• Signal and clip LED indicators for performance monitoring
• Independent DC and thermal overload protection for reliable operation
• 3-year warranty with optional 3-year extended service contract

Specifications

• 8 OHM, FTC 20 Hz–20 kHz, 0.1% THD: 260 W
• 8 OHM, EIA 1 kHz, 0.1% THD: 300 W
• 4 OHM, FTC 20 Hz–20 kHz, 0.1% THD: 400 W
• 4 OHM, EIA 1 kHz, 0.1% THD: 500 W (0.5% THD)
• 2 OHM, EIA 1 kHz, 1% THD: 700 W
• Signal to Noise (20 Hz–20 kHz): -100 dB
• Distortion (SMPTE-IM): <0.01%
• Input Sensitivity at 8 OHM: 1.15V (+3.4 dBu)
• Voltage Gain: 40x (32 dB)
• Output Circuitry: Class AB
• Current Draw (120 V AC): 6.0 A (Typical), 9.6 A (Severe)
• AC Mains Plug: NEMA 5-15
• Net Weight: 40 lb (18.2 kg)
• Shipping Weight: 46 lb (20.9 kg)
• Frequency Response: 20 Hz–20 kHz: +0/-1 dB
• Damping Factor (1 kHz and Below): > 300 at 8 OHM
• Input Impedance: 10 k OHM unbalanced; 20 k OHM balanced
• Cooling: Continuously variable speed fan, back-to-front air flow
• Connectors (Each Channel): Input: Active balanced; 3-pin Euro-style; Output: Touch-proof binding posts; Neutrik Speakon
• Power Requirements: 100, 120, 230 V AC (factory configured), 50–60 Hz

Package Contents

• QSC RMX1450a Power Amplifier
• AC Power Cord
• User Manual
• Warranty Information