<s>
Acoustic	B-Device
lobing	I-Device
refers	O
to	O
the	O
radiation	O
pattern	O
of	O
a	O
combination	O
of	O
two	O
or	O
more	O
loudspeaker	O
drivers	O
at	O
a	O
certain	O
frequency	O
,	O
as	O
seen	O
looking	O
at	O
the	O
speaker	O
from	O
its	O
side	O
.	O
</s>
