Công suất Crown 280MA


The 280MA has 8 inputs and dual 80W power amplifiers (Crown’s Commercial Audio mixer/amplifiers deliver legendary Crown quality to the commercial audio industry. These high-value mixer/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)
  • 4 to 8 inputs, 1 to 2 amplifier output channels
  • Ideal for commercial and industrial use
  • Expandable by adding Crown Commercial Audio Series mixers or power amplifiers
  • Balanced Phoenix-type mic/line inputs; touch-proof screw-terminal speaker outputs
  • Any input can be sent to any output
  • Priority muting
  • Three-Year, No-Fault, Fully Transferable Warranty completely protects your investment and guarantees its specifications

Thông tin bổ sung

Trọng lượng 11.54 kg
Kích thước 482 x 89 x 309 mm
Frequency Response

(at 1 watt from 4-ohm tap): 70 Hz to 19 kHz +/-1 dB, (at line out): 20 Hz to 20 kHz +/- 1 dB

Power Bandwidth

(at 4-ohm tap, 2 dB below maximum 1 kHz power): 50 Hz to 20 kHz with < 0.5% THD

Signal to Noise Ratio

(ref. to rated power, master volume at minimum): 85 dB

DC Output Offset

< +/-5 mV

Input Sensitivity

(for full output at miximum gain): 800 mV