<s>
The	O
2-millimeter	B-Algorithm
band	I-Algorithm
is	O
a	O
portion	O
of	O
the	O
EHF	O
(	O
microwave	O
)	O
radio	O
spectrum	O
internationally	O
allocated	O
to	O
amateur	O
radio	O
and	O
amateur	O
satellite	O
use	O
.	O
</s>
<s>
As	O
such	O
,	O
amateurs	O
must	O
protect	O
the	O
radio	O
astronomy	O
and	O
radiolocation	B-Algorithm
services	O
from	O
harmful	O
interference	O
,	O
which	O
share	O
the	O
band	O
with	O
amateurs	O
between	O
136GHz	O
and	O
141GHz	O
.	O
</s>
