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.
- 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
The K4.8 speaker columns provide:
| 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 | |||||