d&b audiotechnik Qi1, Руководство пользователя

Страница: 7 / 8

Dispersion characteristics
The graphs below show dispersion angle over frequency of a single Qi1
cabinet plotted using lines of equal sound pressure (isobars) at – 6 dB
and –12 dB. The nominal horizontal dispersion of 75° is maintained
above 400 Hz.
Fig. 5: Isobar diagram Qi1 horizontal
Fig. 6: Isobar diagram Qi1 vertical
Technical specifications
Fig. 7: Qi1 frequency response, standard
and CUT settings, single cabinet
Qi1 system data
Frequency response (–5 dB standard).................................................60 Hz ... 17 kHz
Frequency response (–5 dB CUT mode)...........................................100 Hz ... 17 kHz
Max. sound pressure (single cabinet, 1 m, free field) with D12.....................139 dB
Max. sound pressure (single cabinet, 1 m, free field) with D6.......................135 dB
(SPLmax peak, pink noise test signal with crest factor of 4)
Input level (100 dB-SPL/1 m)...............................................................................–18 dBu
Qi1 loudspeaker
Nominal impedance..................................................................................................8 ohms
Power handling capacity (RMS / peak 10 ms).......................................400/1600 W
Nominal dispersion angle (hor. x vert.)...........................................................75° x 15°
Components...................................................................................................2 x 10” driver
.........................................................................................................1.3” compression driver
....................................................................................................Passive crossover network
Connections...............................................................................................................2 x NL4
...........................................optional fixed cable (H-07-RN-F 2 x 2.5 qmm/AWG 13)
Pin assignments.................................................................................................NL4: 1+/1–
..............................................................................................Fixed cable: Brown+ / Blue –
Weight...............................................................................................................21 kg (46 lb)
308
[12.1
3"]
308308
580 [22.83"]
41
0 [1
6.14
"]
15
°
154 [6.06"]
60 [2.36"]
310 [12.20"] 310 310
20
4.
5 [
8.
05
"]
20
4.
5 [
8.
05
"]
Fig. 8: Qi1 cabinet dimensions in mm [inch]
Qi1 Manual (1.3 EN) Page 7 of 8