<s>
The	O
waveguide	O
D	B-Algorithm
band	I-Algorithm
is	O
the	O
range	O
of	O
radio	O
frequencies	O
from	O
110GHz	O
to	O
170GHz	O
in	O
the	O
electromagnetic	O
spectrum	O
,	O
corresponding	O
to	O
the	O
recommended	O
frequency	O
band	O
of	O
operation	O
of	O
the	O
WR6	O
and	O
WR7	O
waveguides	O
.	O
</s>
<s>
The	O
D	B-Algorithm
band	I-Algorithm
is	O
in	O
the	O
EHF	O
range	O
of	O
the	O
radio	B-Algorithm
spectrum	I-Algorithm
.	O
</s>
