2.5 Technical specifications
System data
Frequency response (–5 dB standard)
60 Hz - 18 kHz
Frequency response (–5 dB CUT mode)
95 Hz - 18 kHz
Max. sound pressure (1 m, free field)
AL60 with D20/30D
138 dB
AL60 with D80
139 dB
AL90 with D20/30D
138 dB
AL90 with D80
139 dB
(SPLmax peak, pink noise test signal with crest factor of 4)
Loudspeaker data
Nominal impedance
8 ohms
Power handling capacity (RMS/peak 10 ms)
400/1800 W
Nominal dispersion angle (h x v - horizontal setup) AL60
60° x 30°
Nominal dispersion angle (h x v - horizontal setup) AL90
90° x 30°
Components
2 x 10" LF driver with neodymium magnet
1 x 1.4” exit compression driver with 3" coil
Passive crossover network
Connections
NLT4 F/M
optional 2 x NL4 M
Pin assignment
NLT4 F/M and NL4 M: 1+/1–
Weight
23 kg (51 lb)
AL60 frequency response
Point Source (PS) setup, standard and CUT modes
AL90 frequency response
Point Source (PS) setup, standard and CUT modes
d&b AL60/AL90 Manual 1.2 en
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