<s>
The	O
MHV	O
(	O
miniature	O
high	O
voltage	O
)	O
connector	O
is	O
a	O
type	O
of	O
RF	B-Protocol
connector	I-Protocol
used	O
for	O
terminating	O
coaxial	O
cable	O
.	O
</s>
<s>
The	O
connector	O
looks	O
almost	O
identical	O
to	O
a	O
typical	O
BNC	B-Protocol
connector	I-Protocol
,	O
but	O
is	O
designed	O
to	O
not	O
mate	O
with	O
BNC	O
jacks	O
.	O
</s>
<s>
MHV	B-Protocol
connectors	I-Protocol
can	O
be	O
recognized	O
by	O
the	O
slightly	O
protruding	O
insulation	O
on	O
the	O
male	O
plug	O
and	O
the	O
slightly	O
different	O
insulation	O
length	O
in	O
the	O
female	O
jack	O
.	O
</s>
<s>
The	O
MHV	B-Protocol
connector	I-Protocol
is	O
typically	O
rated	O
for	O
1500	O
RMS	O
Continuous	O
&	O
5000	O
.volt	O
peak	O
and	O
3	O
ampere	B-General_Concept
.	O
</s>
<s>
It	O
was	O
commonly	O
used	O
in	O
laboratory	O
settings	O
for	O
voltages	O
beyond	O
the	O
rating	O
of	O
BNC	B-Protocol
connectors	I-Protocol
.	O
</s>
<s>
MHV	B-Protocol
connectors	I-Protocol
are	O
presently	O
considered	O
by	O
some	O
as	O
a	O
safety	O
hazard	O
because	O
of	O
the	O
possibility	O
of	O
high	O
voltage	O
on	O
the	O
exposed	O
central	O
pin	O
when	O
not	O
plugged	O
in	O
,	O
and	O
because	O
the	O
ground	O
connection	O
is	O
broken	O
before	O
the	O
power	O
connection	O
when	O
demating	O
.	O
</s>
<s>
This	O
causes	O
safety	O
hazards	O
,	O
since	O
a	O
user	O
can	O
accidentally	O
(	O
or	O
deliberately	O
)	O
mate	O
a	O
low	O
voltage	O
cable	O
to	O
a	O
high	O
voltage	O
jack	O
;	O
however	O
,	O
in	O
a	O
correctly	O
made	O
MHV	B-Protocol
connector	I-Protocol
the	O
pin	O
is	O
further	O
back	O
in	O
the	O
insulator	O
than	O
on	O
BNC	O
so	O
theoretically	O
they	O
should	O
never	O
be	O
able	O
to	O
make	O
contact	O
when	O
used	O
with	O
BNC	O
.	O
</s>
<s>
SHV	B-Protocol
connectors	I-Protocol
are	O
designed	O
to	O
prevent	O
these	O
hazards	O
,	O
and	O
cannot	O
be	O
mated	O
to	O
BNC	B-Protocol
connectors	I-Protocol
.	O
</s>
