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Crown Commercial Audio Series
Crown - 280a
Power Amplifier, Stereo, 80W
280A has 2 inputs and dual 80W power amplifiers for two-zone systems.
Crown's Commercial Audio amplifiers deliver legendary Crown quality to the commercial audio industry. These high-value amplifiers provide both 4 ohm and constant-voltage outputs (70V and 100V) for use in a wide range of commercial applications including schools, hospitals, factories, restaurant/retail, houses of worship, fitness facilities, A/V boardrooms, prisons, and small offices. Easily configured for a range of uses such as paging, background music, security, and evacuation instructions, Crown's Commercial Audio units are the smart choice for commercial sound.
Features
Ideal for commercial and industrial use
Expandable by adding Crown Commercial Audio Series mixers or mixer-amplifiers
Balanced Phoenix-type inputs; touch-proof screw-terminal speaker outputs
Three-Year, No-Fault, Fully Transferable Warranty completely protects yourinvestment and guarantees its specifications
Specifications
Frequency Response (at 1 watt from 4-ohm tap): 70Hz to 19kHz +/-1dB
Frequency Response (at line out): 20Hz to 20kHz +/-1dB
Power Bandwidth (at 4-ohm tap, 2 dB below maximum 1kHz power): 50Hz to 20kHz with <0.5% THD
Signal to Noise Ratio: (ref. to rated power, master volume at minimum): 85 dB
DC Output Offset: <+/-5 mV
THD: Less than 0.5% at rated power at 1kHz
Input Sensitivity (for full output at maximum gain): 800 mV
Input Impedance (nominal): 100 kilohms
Crosstalk (all controls at "10"): -70dB at 1kHz
Line Output Level (nominal): 1V into 10 kilohms
Minimum guaranteed power per channel into 4 ohms or 70V/100V output: 80W
Dimensions (W x H x D): 19" x 3.5" x 12.2"
Availability: In Stock
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