Clear-Com MS-222 User Manual

OPERATION
/ Clear-Com MS-222
2-Channel Main
Station
5.
Remote Mic Kill Bufton
It sometimes
becomes desirable
in an intercom system
to turn off all open microphones
in a system.
Clear-Corn
Series
500
beltpacks
have
the feature
that
if the
DC power
to
the
pack is
removed
momentarily
the microphone
wTalk"
circuits
will be turned
off.
Pressing
and holding
the RMK button
for several seconds
will reset all open
microphones at all Series
500 behtpacks.
CAUTION:
RMK
CANNOT
be used if
power for a
channel is derived
from
some
place
other than
the local
station. The
RMK action
momentarily
shorts
the power
line
of the affected
channel.
EMK oni works
frm a
singla MAIN
station systeml
6. Program
Enable Switches
The
MS-222
has
the ability
to feed
an
external
program
signal
to either
of the
two
channels
independently.
The "Program
Enable
Switch"
allows
the program
to
be
turned
ON, OFF,
or ON
with INTERRUPT.
In the ON position the
program is fed to the channel
under all conditions.
In
the OFF
position the
program
is not fed
to the
channel.
In the INT
position the program
is fed except when
a *Talk" is activated
to the
channel.
This "Program
Interrupt"
or NIFW
function
can
be used
for talent
cueing
and
dressing
room
show monitor
applications.
7. Program
Send Level
Controls
Each channel
has
a "Program
Send
Level"
control
that sets
the amount
of
program
being sent
to that
channel
when
the
program
is activated.
8. Headset
Connector
The
"Headset"
connector
is a
XLR-4M
wired for
standard
Clear-Corn
headsets.
MICROPHONE:
The
MS-222 is
intended
to work with
a dynamic
microphone
of
about
200 ohms.
HEADPHONE:
The
MS-222 is designed
to drive
a 50 to
1000 ohm headphone.
Clear-Com
headsets
are 400 ohms
for the single
muff and 200
ohms for the
dual
muff.
g. Earphone Jack
The jack
marked
"Earphone"
provides
an output
intended
to drive
an extra
earphone.
This
output is capable
of driving
an 8 ohm
headphone or
loudspeaker.
10.
Speaker ON/OFF Switch
The switch marked
Speaker ON/OFF is
used to turn the speaker
on and off.
11. Mic Select Switch
The
Mic Select
Switch
enables
the operator
to
select
which microphone
is active.
05192
Rev. 1.1
Page 19

Clear-Com MS-222 Specifications

General

Brand	Clear-Com
Model	MS-222
Category	Intercom System
Language	English