<s>
The	O
Radiodrum	B-Application
or	O
radio-baton	B-Application
is	O
a	O
musical	O
instrument	O
played	O
in	O
three-dimensional	O
space	O
using	O
two	O
mallets	O
(	O
snare	O
drum	O
sticks	O
with	O
wires	O
)	O
.	O
</s>
<s>
It	O
was	O
developed	O
at	O
Bell	O
Labs	O
in	O
the	O
1980s	O
(	O
and	O
patented	O
)	O
,	O
originally	O
to	O
be	O
a	O
three-dimensional	O
computer	B-Device
mouse	I-Device
.	O
</s>
<s>
As	O
such	O
,	O
it	O
can	O
be	O
thought	O
of	O
as	O
a	O
general	O
telepresence	B-Application
input	O
device	O
.	O
</s>
<s>
The	O
radiodrum	B-Application
works	O
in	O
a	O
similar	O
way	O
to	O
the	O
theremin	O
,	O
which	O
uses	O
magnetic	O
capacitance	O
to	O
locate	O
the	O
position	O
of	O
the	O
drumsticks	O
.	O
</s>
<s>
The	O
radiodrum	B-Application
was	O
designed	O
by	O
Bob	O
Boie	O
.	O
</s>
<s>
The	O
radiodrum	B-Application
has	O
been	O
used	O
to	O
control	O
visual	O
effects	O
,	O
and	O
even	O
robotic	O
acoustic	O
instruments	O
like	O
the	O
Yamaha	O
Disklavier	O
and	O
Trimpin	O
instruments	O
.	O
</s>
<s>
The	O
latest	O
version	O
(	O
as	O
of	O
2013	O
)	O
of	O
the	O
radiodrum	B-Application
was	O
developed	O
by	O
Bob	O
Boie	O
and	O
Andrew	O
Schloss	O
.	O
</s>
