S CR569
Weight: kg

28 M


The 28M has 8 inputs and 2 output channel.

Crown's Commercial Audio mixers deliver legendary Crown quality to the commercial audio industry. These high-value mixers are designed 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.


  • Ideal for commercial and industrial use
  • Expandable by adding Crown Commercial Audio Seriesamplifiers or mixer-amplifiers
  • Balanced Phoenix-type mic/line inputs
  • Any input can be sent to any output channel
  • Built-in four-tone generator
  • Priority muting
  • Three-Year, No-Fault, Fully Transferable Warranty completely protects yourinvestment and guarantees its specifications


  • Frequency Response (at line out): 20Hz to 20kHz+/-1dB
  • Signal to Noise Ratio (master volume at minimum): 100dB
  • THD: less than 0.01% at rated output at 1kHz
  • Input Sensitivity (volts RMS for full output at maximum gain)
    • Balanced mic inputs: 3mV
    • Balanced line inputs: 800mV
    • RCA connectors: 400mV
  • Input Impedance (nominal)
    • Mic: 400 ohms
    • Line: 100 kilohms
    • RCA: 50 kilohms
  • Crosstalk (all controls at "10"): -50dB at 1kHz
  • Line Output Level (nominal): 1V into 10 kilohms
  • Phantom Power: 15 VDC
  • Dimensions (W x H x D): 19" x 1.7" x 10.7"
  • Weight: 8.7 lbs (net), 14 lbs (shipping)