QSC ISA280 2 Channels 185 Watts 8 Ohms ISA Series Rackmount Installation Stereo Power Amplifier
The QSC ISA280 2 Channels 185 Watts 8 Ohms ISA Series Rackmount Installation Stereo Power Amplifier is a high-performance, commercial-grade amplifier designed to deliver unparalleled sound quality for large installations. Engineered with versatility and durability in mind, this stereo power amplifier is perfect for both professional audio engineers and commercial sound system installers. With its comprehensive protection circuitry, superior sound output, and user-friendly interface, the ISA280 sets a new standard for rackmount amplifiers.
This amplifier offers outstanding power and precision with its Class AB output circuitry and selectable high-pass filters, ensuring your speakers are well-protected without compromising on audio quality. The rear-panel gain controls feature 2-dB detents, allowing for quick and repeatable settings to tamper resistance established in professional settings. Furthermore, the DataPort V2 compatibility allows for seamless integration with a variety of signal processing accessories, making it a versatile addition to any sound system.
Built with durability in mind, the QSC ISA280 features an automatic on-demand variable-speed fan that ensures quiet operation under normal conditions while providing maximum cooling when needed. The rear-to-front airflow helps to keep equipment racks cool, further extending the lifespan of your gear. With its independent defeatable clip limiters and comprehensive protection circuitry against DC, infrasonic, thermal overload, and short circuit, the ISA280 is built to withstand the rigors of frequent and demanding use.
Key Features
- Rear panel gain controls with 2-dB detents for quick and repeatable settings
- XLR and detachable Euro-style input connectors
- DataPort V2 for use with DPV2-compatible signal processing accessories
- Independent defeatable clip limiters for reduced distortion
- Selectable high-pass filters (30 Hz or 70 Hz) to protect speakers
- Front panel LED indicators for power, signal, and clip
- Covered barrier strip output connectors for safety compliance
- Automatic on-demand variable-speed fan
- Rear-to-front air flow for keeping equipment racks cool
- Stereo, bridge, or parallel operating modes
- Comprehensive protection circuitry: DC, infrasonic, thermal overload, and short circuit
Specifications
- Output Power (Stereo Mode): 185W at 8Ω, 280W at 4Ω, 430W at 2Ω
- Output Power (Bridged Mono Mode): 600W at 8Ω, 830W at 4Ω
- Signal to Noise Ratio: 100 dB (20 Hz-20 kHz)
- Distortion: Less than 0.01% (SMPTE-IM), Less than 0.03% THD (20 Hz-20 kHz)
- Frequency Response: 20 Hz-20 kHz +0/-1 dB
- Damping Factor with 8Ω Load: Greater than 200
- Input Impedance: 10 kΩ unbalanced, 20 kΩ balanced
- Input Sensitivity: 1.15 V (+3.4 dBu) at 8 ohms
- Cooler: Continuously variable speed fan, back-to-front air flow
- Dimensions: 5.25 x 19 x 15.9 inches (133 x 483 x 400 mm), 3RU
- Weight: 36 lb (16.3 kg) Net, 42 lb (19.1 kg) Shipping
- Power Requirements: 120 or 230 VAC, 50-60 Hz
Package Contents
- QSC ISA280 Power Amplifier
- Owner's Manual
- Power Cord
- Mounting Accessories
- Warranty Card
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