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The mighty 21″ driver<\/strong> with its huge 5″ voice coil<\/strong> thunders with up to 142 dB<\/strong>\u00a0max. SPL<\/strong> down to the deepest depths \u2013 performing from 25 Hz<\/strong> it is the bass beast in our line-up.<\/p>\n With a load capacity of up to 4,000<\/strong> W peak<\/strong>, it delivers enough power for every stage and every event. Despite its higher weight, it is easy to manoeuvre thanks to the two wellpositioned recessed grips<\/strong> on both sides.<\/p>\n In direct comparison, as expected, it delivers the most robust performance<\/strong> at the low end and generates more than enough pressure in any situation.<\/p>\n The active versions of this bass monster have a 1,600 W Class-D amp<\/strong> on board.<\/p>\n \t\t\t\t \t\tThe great advantage of powered speakers is the built in amplifier<\/strong>. So there is no need for an external device \u2013 the internal amp is optimally matched to the woofer! The B 21A<\/strong> is driven by a mighty 1,600 W<\/strong> \t\t\t\t\t\t\t\t\t\tB 21B 21A \t\t\t\t\t\t\t\t\t\t\t\t\t Transport Cover for B 21<\/strong> subwoofer<\/p>\n \t\t\t\t\t\t\t\t\t\t\t\t\t Dolly-Board for B 21<\/strong> subwoofer<\/p>\n \t\t\t\t\t\t\t\t\t\t\t\t\t [ninja_tables id=”1364″]<\/p>\n \t\t\t\t\t\t\t\t\t\t\t\tB-Line User Manual <\/a><\/p>\n<\/p>\n Downloadfile \t\t\t\t\t\t\t\t\t\t\t\tEngineering Data Sheet <\/a><\/p>\n<\/p>\n Downloadfile \t\t\t\t\t\t\t\t\t\t\t\tEase\u00ae GLL-Datei<\/a><\/p>\n<\/p>\n Downloadfile \t\t\t\t\t\t\t\t\t\t\t\tEU declaration of conformity – Passive Loudspeakers <\/a><\/p>\n<\/p>\n Downloadfile \t\t\t\t\t\t\t\t\t\t\t\tEU declaration of conformity – Active Loudspeakers <\/a><\/p>\n<\/p>\n Downloadfile \t\t\t\t\t\t\t\t\t\t\t\tEU declaration of conformity – Rigging and Accessories <\/a><\/p>\n<\/p>\n
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\n\t\t\t\t\t\tInterested in the product?\t\t\t\t\t<\/a>
\n\t\t\t\t<\/h3>\nFeatures<\/h2>\n
\n(peak) Class-D amplifier<\/strong>. Integrated<\/strong>\u00a0DSP presets<\/strong> allow loading of preset system setups that are optimally matched to SE AUDIOTECHNIK<\/strong> products.
\nThus, the entire system is quickly and easily set up<\/strong> and perfectly adjusted. The directivity can be effortlessly changed in a flash from normal to cardioid or end-fire configuration via the large display<\/strong> and the push\/rotary controller.
\nParameters such as EQ, Delay, Sensitivity<\/strong> and Phase<\/strong> can be adjusted and stored in your own User Presets.<\/strong>
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\t\t\t\t\t\t\t\t\t\t\t\t\t<\/p>\nProducts of the 21” – Series<\/h2>\n
\n\t\t\t\t\t\t\t\t\t\t\t\t\t\tPrevious slide
\n\t\t\t\t\t\t\t\t\t\t\t\t\t\tNext slide<\/p>\nAccessories<\/h2>\n
\t\t\t\t\t\t\t\t\t\t\t\t\t<\/p>\nB21 TC<\/h3>\n
\t\t\t\t\t\t\t\t\t\t\t\t\t<\/p>\nB21 TD<\/h3>\n
Specifications<\/h2>\n
\t\t\t\t\t\t\t\t\t\t\t\t\t<\/p>\nDownloads<\/h2>\n
B-Line Manual EN<\/h3>\n
\n File Size 5 MB
\n Version v202101
\n Downloads 5677
\n Download<\/a>
\n<\/body>\n<\/p>\nB 21 Data Sheet EN<\/h3>\n
\n File Size 1 MB
\n Version v202001
\n Downloads 1148
\n Download<\/a>
\n<\/body>\n<\/p>\nSE AUDIOTECHNIK GLL Library<\/h3>\n
\n File Size 192 MB
\n Version v202209
\n Downloads 3073
\n Download<\/a>
\n<\/body>\n<\/p>\nEU Declaration of Conformity – Passive Loudspeakers<\/h3>\n
\n File Size 300 kB
\n Version v202108
\n Downloads 2721
\n Download<\/a>
\n<\/body>\n<\/p>\nEU Declaration of Conformity – Self-Powered Loudspeakers<\/h3>\n
\n File Size 328 kB
\n Version v1.0
\n Downloads 2334
\n Download<\/a>
\n<\/body>\n<\/p>\nEU Declaration of Conformity \u2013 Rigging and Accessories<\/h3>\n