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K4.8 loudspeaker columns

The K4.8 speaker columns have been specially designed for sound reinforcement in churches and various public facilities. These are wideband speaker columns with exceptionally high efficiency. The K4.8 speaker series has been designed to provide significantly improved directivity of sound emission.

    The K4.8 speaker columns provide:

  • an aesthetic appearance
  • homogeneous transmission of natural sound
  • high efficiency
  • top-to-bottom handle
  • construction: 100V (power adjustment)
  • enclosure made of aluminum
  • weather-resistant paint coating
  • available colors from the RAL color palette
Technical data K4,8-40 K4,8-75 K4,8-150 K4,8-200
Rated power 1/1 Imp. 40W 250Ω 75W 133Ω 150W 66Ω 200W 50Ω
Rated power 1/2 Imp. 20W 500Ω 37,5W 266Ω 75W 133Ω 100W 100Ω
Input voltage 100V 100V 100V 100V
Passband [Hz] 110 – 13000 105 – 18000 100 – 18000 95 – 18000
Characteristic circular circular directional directional
Efficiency (1W/1m) [dB] 92 95 98 101
Max efficiency [dB] 108 113 119 124
Number of high-frequency speakers 1 2 4
Number of low-frequency speakers 1 2 4 8
Dimensions height/width/depth [cm] 180/143/144 400/143/144 800/143/144 1450/143/144
Weight (kg) 1,8 3,8 7,6 14,5
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