QSC ISA-280 - Rackmount Stereo Power Amplifier - 185 watts per Channel

QSC ISA-280 - Rackmount Installation Stereo Power Amplifier - 185 watts per Channel into 8 ohms

QSC ISA-280 - Rackmount Installation Stereo Power Amplifier - 185 watts per Channel into 8 ohms

B&H # QSISA280 MFR # ISA280
QSC ISA-280 - Rackmount Stereo Power Amplifier - 185 watts per Channel

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  • 1Description

The QSC ISA-280 is a 3RU rackmount power amplifier designed specifically for sound contractors as a low impedance solution rated for 2-ohm operation at 430 watts per side, or 185 watts at 8 ohms. The versatile loading options, feature set and protection circuitry, in addition to the built-in HD-15 DataPortV2 DSP interface capability, ensures a high-value, cost-effective solution for budget-minded installations.

The ISA-280 is housed in a rugged all-metal chassis, and features rear panel gain controls for tamper resistant operation with 2dB detents for quick and repeatable settings. The inputs include both XLR and detachable Euro-style connectors and the outputs feature covered barrier strip connectors for full safety agency compliance.

High output stereo power amplifier low-impedance contractor installation applications
Rear panel gain controls for tamper resistant operation with 2 dB detents for quick and repeatable settings
DataPort V2 HD-15 connector for use with DPV2-compatible external signal processing accessories
Full short circuit, open circuit, thermal, ultrasonic and RF protection
Independent defeatable clip limiters for reduced distortion, selectable 30Hz or 70Hz high-pass filters protect speakers and prevent speaker transformer saturation
Front panel indicators include power, signal, and clip; Stereo, Bridge and Parallel operating modes
Automatic variable-speed fan for quiet normal operation with maximum cooling, rear-to-front air flow
XLR and detachable Euro style input connectors, covered barrier strip output connectors with full safety agency compliance
UPC: 684284003874
In the Box
QSC ISA-280 - Rackmount Installation Stereo Power Amplifier - 185 watts per Channel into 8 ohms
  • AC Power Cord
  • 4 x Rubber Feet
  • Rear Rackmount Kit
  • 2 x 3-Pin Terminal Block Connectors
  • 3 Year Warranty
  • Table of Contents
    • 1Description
    Power Rating Stereo @ 2 ohms: 430W per channel
    Stereo @ 8 ohms: 185W per channel
    Bridged @ 8 ohms: 600W
    Damping Factor >200 @ 8 ohms
    Input Sensitivity 1.15Vrms
    Input Impedance 10 kOhm/20 kOhm (unbalanced/balanced)
    Gain 30.5dB
    Frequency Response 20Hz to 20kHz, +/-1dB
    Signal-to-Noise Ratio 100dB (20 Hz - 20 kHz)
    Total Harmonic Distortion (THD) <0.03%, 4 and 8 Ohms, 20 Hz - 20 kHz, 10 dB below rated power
    Input Connections 2 x 3-pin XLR Female, Balanced
    2 x 3-pin Detachable EuroBlock
    1 x HD-15 DataPortV2
    Output Connectors 2 x Covered Barrier Strips
    Controls Front Panel 1 x Power Switch
    Controls (Rear) 1 x 10-Position DIP Switch Set
    2 x Ch.1, 2 Gain Knobs
    Indicators 2 x Red Clip LED
    2 x Green Signal LED
    1 x Green Power LED
    Cooling Continuously variable speed fan, back-to-front air flow
    Power Consumption 0.5A at idle
    3.0A at 1/8 Power, 8 ohms
    6.5A at 1/8 Power, 2 ohms
    Dimensions 19 x 5.25 x 15.9" (483 x 133 x 400mm)
    Weight 36 lb (16 kg)
    Specialties Stable into reactive or mismatched loads
    Rear Panel Controls
    Comprehensive Protection Circuitry
    Packaging Info
    Package Weight 47.3 lb
    Box Dimensions (LxWxH) 24.0 x 22.0 x 8.5"

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