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8.
PA/CB
SWI
TCH
: Selects
the
mode
of operation.
In
the
CB
position,
the PA
func
tion
is
disabled
and
t
he
unit will transmit and receive
on
the selected
frequency.
The PA
function should
not
be used
unless a
PA
speaker
is
connected. To use
this
PA
featu res,
a speaker having
a
voice
coil
impedance o
f
8
ohms
and
a power
handl ing
capab
ility
of at least 4 watts
should
be
used.
9.
MODE SWITC
H
:
This switch enables the operator
to select
the mode
o
f operation,
upper (USB) or lower
(LSB)
side band
or
AM.
The switch
changes
both
t he
transmitter
and
the
receiver.
S/RF
PWR METER
: Shows relative
transmitter
RF
output
power and
input
signal
strength
when receiving.
The
meter is
illuminated when
power is on.
The receiver
and transm
itter
are con
trol
led
by
the
press-to-ta
lk
switch on
the
microphone.
Press
the
switch
and the transmitter
is activated. Re lease the
switch
to
receive.
When
transmitt
ing
hold
the
m icrophone
about th ree inches
from
your
mouth
and
speak clearly
in
a normal
voice. T
he
radio
comes complete
w
ith
the
low
impedance
dynamic
microphone
1.
Place
CB·PA
switch
to
CB posit
ion.
2.
Turn the un
i
t
ON
by turn ing the
VOLUME control
cloc kwise, until
a cl ick is
heard
NOT E:
Microphone must
be
plugged in
for
receiver to
operate
3
Set the
VOL
UME
control
for
a comfortable
listeni
ng
level.
4
Listen to the
background noise
from
the speaker.
Turn
the SQUE LCH
con tro
l
slowly
clockwise
until
the noise just
disappears.
The
SQUE
LCH
is
now
properly
adjusted.
The
receiver will remain quiet
until
a signal is actually
received.
Do not
advance
the con
t
rol
too
far, or some
of
t
he
weaker
signals w
il
l
not be
heard
E.
OPERATING
PROCEDURE
TO TRANSMIT
Select
the desired
channe
l
of
transmission
If the channel is clear,
depress the
push·
to-talk
sw itch
on
the
microphone
and
speak
in
a
normal voice.
to the
t ransceiver
before
transmitting
a
poorly
matched
antenna (high SWR;
An
external 8
ohm,4watts speaker must
be connected to
the PA
SPKR
jack located on
therearpanelwhenthetransceiveris
usedasapublicaddresssystem.
The speaker
should
be directed away from
the microphone to
prevent
acoustic feedbac
k
Physical separation or isolation of the microphone and speaker
is
im
porta
nt
when
operat·
ingthePAathighoutputlevels
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