42327
Rio
Nedo,
Suite
A
Temecula,
CA.
92590
951
‐
719
‐
3266
www.comtronixcommunications.com
INTRODUCTION
This
manual
covers
the
Comtronix
Communications
VHF
Low
Band
Base/Repeater
Station.
The
station
features
110
watt
continuous
duty
power
output,
multiple
channels,
and
is
based
on
the
proven
Kenwood
690
series
RF
deck.
The
LBR
‐
100C
is
comprised
of
separate
modules
all
housed
within
one
2RU
equipment
housing.
The
receiver,
exciter
and
PA
are
each
enclosed
within
their
own
metal
housing.
Each
one
is
then
mounted
directly
on
the
large
upper
heatsink.
A
microprocessor
‐
controlled
interface
module
controls
the
channel
selection,
LCD
Display,
timers,
interfaces
and
signaling
features.
All
programming
and
alignment
of
the
station
is
completed
by
the
service
shop
technician.
There
are
no
internal
user
adjustments
in
the
station.
Specifications
of
LBR
‐
100
VHF
Low
Band
Continuous
Duty
Base/Repeater
Frequency
Range
39.0
–
50.0
Mhz
160
channels
Transmit
Power
technician
programmable
from
45
to
110
watts
Frequency
Stability
.0005%
(
‐
22F
to
+140F)
Channel
Step
5
khz
Emission
16K0F3E
TX/RX
Signaling
CTCSS
and
DCS
Receiver
Sensitivity
.35uv
(12
db
SINAD)
Receiver
Selectivity
85
dB
Receiver
IMD
80dB
Occupies
only
2
RU
(3.5”)
Local
Speaker
included
Local
Hand
Microphone
included