<s>
QMA	B-Protocol
and	I-Protocol
QN	I-Protocol
connectors	I-Protocol
are	O
quick-connect	O
RF	B-Protocol
connectors	I-Protocol
that	O
were	O
designed	O
to	O
replace	O
the	O
widely	O
used	O
SMA	B-Protocol
(	O
used	O
in	O
low	O
power	O
transmissions	O
;	O
DC	O
–	O
18GHz	O
)	O
and	O
Type	B-Protocol
N	I-Protocol
(	O
used	O
in	O
medium	O
power	O
transmissions	O
;	O
DC	O
–	O
11GHz	O
)	O
connectors	O
.	O
</s>
<s>
QMA	B-Protocol
and	I-Protocol
QN	I-Protocol
connectors	I-Protocol
are	O
the	O
quick	O
lock	O
version	O
of	O
SMA	B-Protocol
and	O
N	B-Protocol
connectors	I-Protocol
.	O
</s>
<s>
Common	O
applications	O
for	O
the	O
QMA	B-Protocol
and	I-Protocol
QN	I-Protocol
connectors	I-Protocol
include	O
cellular	O
base	O
stations	O
,	O
antennas	O
,	O
and	O
various	O
defense	O
applications	O
.	O
</s>
<s>
Since	O
an	O
industry	O
standard	O
for	O
quick-locking	O
SMA	B-Protocol
and	O
N	B-Protocol
connectors	I-Protocol
has	O
yet	O
to	O
be	O
established	O
,	O
varying	O
designs	O
are	O
currently	O
being	O
manufactured	O
.	O
</s>
