21L50
 
  Beyma 21 inch low frequency loudspeaker 1000W
 
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General description

This 21" bass loudspeaker has been specifically designed to deliver high impact bass response, with exceptional high power handling capacity. It incorporates an edgewound copper ribbon voice coil (4.5" diameter) and powerful, vented magnet structure. The result is an incredibly highly efficient transducer for subwoofer applications.

Key Features
- 21" bass loudspeaker
- Superior power handling: 1000 w AES
- 4.5 (114 mm.) edgewound cooper ribbon voice coil
- Additional heat dissipation due to the use of a metal intercooler
- Dual spider system
- High efficiency: 2.7% (98 dB 1w @ 1m)
- Large Xmax: 9 mm.
- Designed for subwoofer applications

Technical Specifications
Nominal diameter 540 mm. 21 in.
Rated impedance 8 ohms.
Minimum impedance 6.4 ohms.
Power capacity 1000 w AES
Program power 2000 w
Sensitivity 98 dB 2.83V @ 1m @ 2pi
Frequency range 25-1200 Hz
Recom. enclosure vol. 100 / 250 l 3.5 / 8.75 ft.3
Voice coil diameter 114 mm. 4.5 in.
Magnetic assembly weight 11.5 kg. 25.35 lb.
BL Factor 28 N/A
Moving mass 0.287 kg.
Voice coil length 25 mm.
Air gap height 11 mm.
X Damage (peak to peak) 35 mm.

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