B-Line

B 21
The powerhouse. The mighty 21" driver with its huge 5" voice coil thunders with up to 142 W max. SPL down to the deepest depths – performing from 25 Hz it is the bass beast in our line-up. With a load capacity of up to 4,000 W peak, it delivers enough power for every stage and every event. Despite its higher weight, it is easy to manoeuvre thanks to the two well-positioned recessed grips on both sides.
have a 1,600 W Class-D amp on board.
The powerhouse. The mighty 21" driver with its huge 5" voice coil thunders with up to 142 W max. SPL down to the deepest depths – performing from 25 Hz it is the bass beast in our line-up. With a load capacity of up to 4,000 W peak, it delivers enough power for every stage and every event. Despite its higher weight, it is easy to manoeuvre thanks to the two well-positioned recessed grips on both sides.
have a 1,600 W Class-D amp on board.
B 21 |
|
ACOUSTICAL |
|
Frequency range (-3 dB) 1 |
33 Hz - 130 Hz |
Frequency range (-10 dB) 1 |
25 Hz - 160 Hz |
Coverage angles (-6 dB) [H x V] |
Omnidirectional |
Nominal impedance |
8 Ω |
Sensitivity 2 |
99 dB |
Peak power |
4000 W |
Continuous power 3 |
1000 W |
Maximum Peak SPL 4 |
142 dB |
System type |
1-way passive system |
Transducers |
1 x 21" driver (5" voice coil) |
Enclosure |
Vented box |
Connectors |
Input / Link signal: 4 Neutrik speakON® NL4 |
Wiring |
Pins 1+/1- : driver |
MECHANICAL |
|
Product dimensions
[H x W x D] |
666 x 585 x 832 mm |
Net weight |
51 kg |
Packaging dimensions [H x W x D] |
796 x 685 x 930 mm |
Total weight |
61.5 kg |
Cabinet |
15 - 24 mm plywood |
Cabinet finishing |
Black or white polyurea coating |
Grille |
Powder coated perforated steel |
Hardware |
4 rubber feet and top recesses for stacking |
Stacking |
- |
ACCESSORIES |
|
Stacking frame for M-F3A PRO |
- |
Stacking frame for L 35 |
- |
Pole bar |
SPS20 |
Transport dolly |
B 21 TD |
Transport cover |
B 21 TC |
Pole bar |
SPS20 |
Transport dolly |
B 21 TD |
Transport cover |
B 21 TC |
