<s>
The	O
3-centimeter	O
or	O
10	O
GHz	O
band	O
is	O
a	O
portion	O
of	O
the	O
SHF	B-Algorithm
(	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
on	O
a	O
secondary	O
basis	O
.	O
</s>
<s>
The	O
amateur	B-Algorithm
radio	I-Algorithm
band	I-Algorithm
is	O
between	O
10.00	O
GHz	O
and	O
10.50	O
GHz	O
,	O
and	O
the	O
amateur	O
satellite	O
band	O
is	O
between	O
10.45	O
GHz	O
and	O
10.50	O
GHz	O
.	O
</s>
<s>
Common	O
Wideband	B-Application
FM	I-Application
frequencies	O
used	O
with	O
gunnplexers.Operation	O
is	O
in	O
full-duplex	O
with	O
a	O
30	O
or	O
90	O
MHz	O
split	O
:	O
</s>
<s>
†	O
Most	O
commonly	O
used	O
frequency	O
pair	O
for	O
gunnplexers	B-Algorithm
in	O
North	O
America	O
.	O
</s>
<s>
(	O
10.200	O
to	O
10.300	O
GHz	O
is	O
reserved	O
for	O
gunnplexers	B-Algorithm
in	O
the	O
ARRL	O
Band	O
Plan	O
.	O
)	O
</s>
