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PM4

Technical specifications

Throat diameter
36 mm 1.4 in
Nominal impedance
8 Ohm
Minimum impedance
5.2 ohm @ 3.5 kHz
Re
4.3 ohm
Power capacity
70 W AES above 1.2 kHz
Program power
140 W above 1.2 kHz
Sensitivity
110 dB 1 W @ 1 m coupled to horn
Frequency range
700-19000 Hz
Recom. crossover frequency
1.2 kHz or higher (12dB/oct min slope)
Voice coil diameter
44.4 mm 1.75 in
Flux density
1.65 T
BL factor
6.6 N/A
Diaphragm material
PM4

Construction details

External diameter
120 mm 4.72 in
Depth
66 mm 2.60 in
Mounting
Four M5 threaded holes. 90º apart on
101.6 mm (4 in) diameter circle.
Net weight
2 kg 4.4 lb
Total weight
2.7 kg 5.94 lb
Magnet
Ferrite
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