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Average Price: $937
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$299
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Based on price data from 1 merchant for "QSC RMX1450a RMXa Series Rack-Mounted Power Amp". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.
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Description
When your music demands power and precision, the QSC RMX1450a RMXa Series Rack-Mounted Power Amp delivers. Engineered for reliability on the road, this compact amplifier is a staple for small to mid-sized sound systems. With 300 watts per channel output at 8 ohms, it provides clear, dynamic audio that won't let you down. Whether you are performing in a local venue or managing a larger stage setup, the RMX1450a's robust design ensures your sound is always top-notch.
The RMX1450a offers extensive connectivity options, including XLR and 1/4-inch balanced inputs, along with speakON and binding post outputs, making it adaptable to any system. Fine-tuning your audio is a breeze with its switchable 30Hz/50Hz low-cut filters, protecting your speakers while maximizing headroom. Plus, the defeatable clipping limiter safeguards your equipment against signal spikes, allowing you to perform with confidence.
This power amp is not just about power; it's about control. Front-mounted gain controls give you immediate access to adjust your signal levels, while the signal and clip LED indicators keep you informed at a glance. Its compact chassis, less than 16 inches deep, leaves more room in your rack for additional gear, making it a perfect fit for touring musicians and sound engineers alike.
Key Features:
- 300W per channel output at 8 ohms
- Compact chassis, less than 16" deep
- XLR and 1/4" balanced inputs, speakON and binding post outputs
- Switchable 30Hz/50Hz low-cut filters
- Defeatable clipping limiter
- Front-mounted gain controls
- Signal and Clip LED indicators
- Independent DC and thermal overload protection on each channel
Product specs
| Number of Channels | 2 |
| Power Class | Class AB |
| Watts/Side @ 8 ohms | 260W (full range), 300W (@ 1kHz) |
| Watts/Side @ 4 ohms | 400W (full range), 500W (@ 1kHz) |
| Watts/Side @ 2 ohms | 700W (@ 1kHz) |
| Watts Bridged | 1400W @ 4 ohms (@ 1kHz) |
| Inputs | 2 x XLR, 2 x 1/4" TRS |
| Outputs | 2 x speakON, 2 x Binding Posts |
| Cooling System | Continuously variable-speed fan, rear-to-front air flow |
| Filters | Yes |
| Rack Spaces | 2U |
| Power Source | Standard IEC AC cable |
| Height | 3.5" |
| Depth | 15.9" |
| Width | 9" |
| Weight | 40 lbs. |
FAQs
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What are the main connectivity options for the QSC RMX1450a Power Amplifier?
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The QSC RMX1450a Power Amplifier features 2 XLR and 2 1/4" TRS inputs, as well as 2 speakON and 2 binding post outputs, offering versatile connectivity for various audio setups.
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Is the QSC RMX1450a suitable for live sound applications?
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Yes, the QSC RMX1450a is designed for live sound applications, providing robust power output with 500W per channel at 4 ohms and 1400W bridged at 4 ohms, making it ideal for small to medium-sized venues.
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How does the cooling system in the QSC RMX1450a work?
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The QSC RMX1450a utilizes a continuously variable-speed fan with rear-to-front airflow to effectively manage heat, ensuring reliable performance during extended use.
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Can the QSC RMX1450a Power Amplifier be used in a rack setup?
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Yes, the QSC RMX1450a is designed to fit in a standard 2U rack space, making it easy to integrate into professional audio rack systems.
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What type of power class does the QSC RMX1450a use?
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The QSC RMX1450a operates on a Class AB power topology, providing efficient power delivery and high-quality sound reproduction for live sound reinforcement.
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Reviews
PROS
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Exceptionally durable, previous models lasted over 20 years
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Outstanding sound quality enhances highs, mids, and lows
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Provides ample power, significantly boosting speaker performance
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Easy setup for immediate, impressive sound
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Highly rated and recommended by long-term users
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Suitable for both professional and home theater applications
CONS
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Lacks trigger hookup for more seamless integration
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Limited options for adjusting settings
Based on 0 Reviews and 0 Ratings
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