d&b 8S - Manual (Page 8)

2.4. Dispersion characteristics
The following graph shows dispersion angle over frequency of a
single cabinet plotted using lines of equal sound pressure (isobars)
at –6 dB and –12 dB
Fig. 8: Isobar diagram horizontal and vertical
2.5. Technical specifications
8S system data
Frequency response (–5 dB standard) 70 Hz - 20 kHz
Frequency response (–5 dB CUT mode) 110 Hz - 20 kHz
Max. sound pressure (1 m, free field) with D6 124 dB
Max. sound pressure (1 m, free field) with D12 127 dB
(SPLmax peak, pink noise test signal with crest factor of 4)
Input level (100 dB-SPL/1 m) –10 dBu
Fig. 9: 8S frequency response, standard and CUT modes
d&b 8S Manual (1.1 EN) 8