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Ramsey Electronics COM 3 User Manual

Ramsey Electronics COM 3
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3.1
INTRODUCTION
Use
of
the
Com
3
is
as
straight
forward
as
the
front
panel
layout,
you
can
begin
using
the
Com
3
without
even
reading
this
manual.
We
suggest
you
do
read
it
though,
to
take
advantage
of
all
the
features
available.
3.2
FRONT
PANEL
DESCRIPTION
The
Com
3's
front
panel
is
a
flat,
fully
sealed
membrane
switch
designed
for
years
of
reliable
service.
All
numeric
data
is
entered
through
the
keypad
located
on
the
right
front
side.
An
audible
tone
will
sound
when
a
key
is
depressed
to
indicate
positive
contact.
Note,
related
keys
that
control
the
various
functions
of
the
Com
3
are
logically
grouped
together.
Refer
to
figure
3.1
and
the
following
section
for
an
explanation
of
each
control
and
its
function.
SECTION
3
OPERATION
(1)
POWER:
applies
AC
power
when
the
Com
3
is
plugged
into
8
standard
117
VAC
outlet,
or
supplies
12
VDC
from
the
internal
battery
in
areas
where
there
is
no
117
VAC
source
available.
(2)
LOW
BAT:
indicator
lights
when
the
internal
battery
needs
recharging.
(3)
VOLUME:
controls
the
audio
level
of
the
~
internal
speaker.
(4)
DISPLAY:
A
0.4"
7
segment
LED
display
shows
the
generate
or
receive
frequency,
AF
frequency,
or
RF
count
frequency
depending
on
mode
selected.
Note;
that
the
display
is
calibrated
in
KHz
for
the
Count
AF
mode
and
in
MHz
for
all
other
modes.
(5)
GENERATE
RF:
selects
the
GENERATE
RF
mode.
The
display
will
indicate
the
frequency
being
generated.

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Ramsey Electronics COM 3 Specifications

General IconGeneral
BrandRamsey Electronics
ModelCOM 3
CategoryMonitor
LanguageEnglish

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