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Professional L-W 8LM Powered 8-Inch Line Array PA System Speakers 4ohm & 8ohm Impedance Sonido Professional Speakers
Description
Product details
The latest in the generation of Marti.n-Audio line source systems. The W8LM mini line array is a 3-way bi-amp or passive wideband system composed of two 8'' and two 1" drivers. Its performance and its passive impedance of 12 Ohms (2x 12 Ohms active) allow you to load 4 speakers (passive) on the same amplifier channel (total impedance 3 Ohms).
The recommended amplifiers are the Pro8200 Crest or the MA2.8 Martin-Audio.
This system called "line array", therefore with propagation in cylindrical waves, will make you go from an attenuation of 6 dB (in spherical waves) to 3 dB each time you double the distance.
Reminder: + 3dB = double the power.
Example of application (transition line):
The transition line will be the return, depending on the distance, from the cylindrical wave to the spherical wave, i.e. the return of an attenuation of 3dB to 6dB for each time the distance is doubled.
For a 2 meter (banana) line (8 x W8LM) at 10 kHz, this line is set at 59 meters.
According to this example, in passive and thanks to the impedance of 12 Ohms, with 8 W8LM per side, you will only need one amp per side.
The W8LM can also be stacked up to 6 speakers.
- Bandwidth 60 to 18 kHz + or - 3dB,
- Horizontal dispersion -6dB 100¡,
- Vertical dispersion -6dB 7.5¡,
- Bass 1x 8" (20 cm), 2" (50 mm) voice coil,
- Midrange 1x 8" (20 cm), 2" (50 mm) voice coil,
- Treble 2 x 1" motor with waveguide,
- Power bass and midrange 400W AES 1600W peak, treble 75W AES 300W peak,
- Sensitivity bass/midrange 100 dB 1W/1m, treble 106 dB 1W/1m,
- SPL bass/midrange 125 dB continuous 131 dB peak, treble 125 dB continuous 131 dB peak peak,
- Passive/active impedance 12 Ohms,
- Cutoffs: 300 Hz, 2.2 kHz passive, active,
- Connections: 2 x NL4,
- Weight: 24 kgs,
- Dimensions: L62 x H24.3 x D40 cm.
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