Clear-Com RS-100A Instruction And Service Manual
RS-
00A
Belt-pack
Station
INSTRUCTION
and
SERVICE
MANUAL
C)
lear-Come
Intercom
systems
0
1111 1 7th
Street
*
San
Francisco,
California
94107
*
415-861-6666
100A/12-82
ORI
CLEAR-COM
MODEL
RS-100A
REMOTE
BELT-PACK
STATION
OPERATING
AND
SERVICE
INFORMATION
I.
INTRODUCTION
TO
THE
BELT-PACK
STATION
The
Clear-Com
RS-100A
is a portable
pedance,
as
many
as
100
units
may
remote
intercom
station,
housed
in
be
connected
in
one system,
over
a
16-gauge,
stainless-steel
case
distances
of
up to
one
mile.
that
provides strength
and
durabil-
ity.
The
unit
attaches
to
your
A
Visual Call
Signal
is
standard
belt
with
a
sturdy
stainless-steel
on
Clear-Com
equipment,
and
allows
clip.
the
user
to
visually attract
the
attention
of
operators who
have
The
RS-100A
contains
a
headset
removed
their
headsets,
amplifier
that
provides sufficient
output
to
drive
one
Clear-Com
head-
The
RS-100A
also
provides
a
unique
set
to a level
greater
than
110 dB
sidetone
adjustment,
which
allows
SPL
with
no
distortion.
It
can
the
user
to
vary
the
level
of
drive
two
headsets
if
connected
his/her
voice
as
heard
in
his/her
with a suitable
"I"-cord.
headset.
This control
need
only
be
set
once,
even
if
other
Stations
Because
of the
Station
s
low
subsequently
join
or
leave
the
current
draw
and
high
bridging
im-
intercom
network.
II.
INSTALLATION
OF
THE
BELT-PACK
Interconnect
Cable
handset) should
have
the
following
Use
standard
2-conductor microphone
characteristics--
cable
to
interconnect
Stations.
Microphone
type:
dynamic
Unshielded
cable
may
be
used
where
Impedance:
150-250
ohms
AC
interference
is
not
a
problem.
Output
Levrl:
-55
dB
We
recommend
rubber-insulated
and
Headphone
Type:
dynamic
jacketed
cable,
such
as:
Output
Impedance:
300-2000
ohms
Belden
8413
or
equivalent
(24
ga.,
The
headset
connector
pin-out
is:
stranded conductors)
for
lines
running
up to
500
feet
in
length;
Pin
1:
mic
common
Pin
2:
mic hot
Belden
8412
or
equivalent
(20 ga.,
Pin
3:
headphone
common
stranded conductors)
for
lines Pin
4:
headphone
hot
running
500-5000
feet
in
length;
NOTE:
Do
NOT
connect
headphone
Belden
8428
or
equivalent
(18
ga.,
ground
and
mic
ground together
at
low-capacity)
for
lines
greater
any
point.
than 5000
feet
in
length.
Connections
Headsets
Bring
mic
cable
from
the
Main
Headset
connectors
in
Clear-Com
Station
or
Power
Supply
and plug
equipment
are
XLR-type,
4-pin
male into
D3E
connector
labelled
"input"
connectors.
on
belt-pack.
The
pin-out
is:
Pin
1:
Common
To
insure
proper
level
and
Pin
2:
+28
volts
performance,
the
headset
(or
Pin
3:
Audio
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