Db 4S Manuel d'utilisateur télécharger pdf (Page 8)

Fig. 10: Isobar diagram horizontal

Fig. 11: Isobar diagram vertical

2.5. Technical specifications

4S system data

Frequency response (–5 dB standard mode) 130 Hz - 20 kHz

Frequency response (–5 dB CUT mode) 180 Hz - 20 kHz

Max. sound pressure (1 m, free field) with D6 114 dB

Max. sound pressure (1 m, free field) with D12 115 dB

(SPLmax peak, pink noise test signal with crest factor of 4)

Input level (100 dB-SPL/1 m) –4 dBu

4S loudspeaker

Nominal impedance 16 ohms

Power handling capacity (RMS/peak 10 ms) 60/400 W

Nominal dispersion angle (hor. x vert.) 100° conical

Components 4“ driver with neodymium magnet

0.75” dome tweeter, coaxially mounted

Passive crossover network

Connections 2 x NL4

1 x screw terminal block (ST - up to 4 mm

/AWG 11)

Pin assignments NL4: 1+/1–

Weight 1 kg (2.2 lb)

Fig. 12: 4S frequency response, standard and CUT modes

Fig. 13: 4S cabinet dimensions in mm [inch]

d&b 4S/5S Manual (1.2 EN)8

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Db 4S Manuel d'utilisateur Page 8