Page 1

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BEFORE
EQUIPMENT
NO.
®
CUSTOM
MANUFACTURED
FOR
RADIO
SHACKgA
DIVISION
OF
TANDY
20-165
CORPORATION
Page 2

Your
PATROLMAN
sistorized
for
the
capable
nels. Some special features are:
circui"t, skipper
(switchable) and AC
It
is
service communications:
defense, radio telephone, forestry and weather service, plus many
other
(upper end). These and many
frequencies
MHz. .
The
sophisticated
filters
ference. Such interference
urban and
placed signals
An
important
cations,
complex
are Field
rate the equivalent
zener diode.
This
volts DC Negative Ground.
clear reason
Volume
DC
power
the negative-ground
automotive
battery,
expensive and time-consuming repairs
PR0-16A
apply
tion,
WARNING:
VHF/UHF
VHF
bands and
of
automatically
designed
industrial radio services and the 2-meter
from
PR0-16A
circuit
to
reduce
metropolitan
are
engineering achievement, designed
the
PR0-16A
circuit
Effect
Receiver
to
or
other
is
for
control)
supply, check
or
will
at least
can
any damage caused
improper
TO
EXPOSE
PR0-16A
superheterodyne receiver using dual-conversion
circuit,
for
features
or
consists
Transistors), six intergrated
designed
the
. Also, before connecting the
boat electrical. systems,
be
PREVENT
AFC
or
DC operation.
use
in
30
to
50
both
which
eliminate adjacent-channel
present.
is
of
hundreds
failure,
PR0-16A
blow
used again. The Radio Shack
connections.
THIS
scanning receiver
triple
remarkably
of
to
the
conversion
scanning sixteen crystal-controlled chan-
four
ceramic filters, channel
circuit
the
VHF
MHz, 148
includes 10.7 MHz and
is
areas
52 separate transistors (three
operate
If
first
voltage
a fuse.
FIRE
RECEIVER
for
UHF
narrow-band FM channels
and
UHF
other
high sensitivity and selectivity and a
often
or
it
check
from
by
services share
to
experienced when operating in
where very strong and closely
easy
of
components),
from
fails
to
the
polarity.
one
of
or
It
may
this, inadequate lightning protec-
OR
SHOCK
TO
is a completely
for
the
UHF
band.
band,
scan
delay
band police,
"HAM"
174 MHz and
or
strong-signal inter-
for
to
use,
yet
circuits
either
from a wrongly
do
are
120
operate, and there
"power"
PR0-16A
Attempting
the rare
further
necessary before
warranty
HAZARD,
RAIN
radio band
this
450
445
kHz
practical appli-
its up-to-date,
(which incorpo-
66
diodes and 1
volts AC
switch
receiver
to
positiveground
damage,
OR
MOISTURE.
tran-
It
lock-out
circuit
of
public
fire,
civil
band
of
to
512
ceramic
of
which
or
12
is
no
(part
of
to
operate
connected
so
that
the
does
not
DO
NOT
is
a
SPECIFICATIONS
SEMICONDUCTOR
COMPLEMENT:
FREQUENCY
CHANNELS
FREQUENCY
SENSITIVITY:
SELECTIVITY:
ADJACENT
REJECTION:
SPURIOUS
IMAGE
VARIABLE
PRIORITY
DELAY
MODULATION
AFC
1.F.
FILTER:
SQUELCH
AUDIO
CRYSTAL
BUILT-IN
POWER
REJECTION
TIME:
ACTION
FREQUENCY:
POWER:
REQUIREMENTS:
RANGE:
OF
OPERATION:
COVERAGE
CHANNEL
REJECTION
SCANNING
CYCLE
ACCEPTANCE:
(UHF):
SENSITIVITY:
REQUIREMENTS:
SPEAKER:
(VHF):
(UHF):
SPEED:
RATE:
(VHF):
(VHF):
(UHF):
52 transistors, 6 integrated circuits
and 67 diodes
30-50
450
Sixteen-as
of
frequency range
6
Betterthan
65 dB (25 kHz)
Greater than 50 dB
Greater than
Greater than
0.8
±7
Greater than ±4
44 MHz
Ceramic
(10.7 MHz and
Variable
2 watts
Standard HC-25/U, 3rd overtone
2Y:1" x 4"(6
ACc_
DC-12-15
MHz/
148-174
-512 MHz
determined
16 crystals operating in the
or 8 MHz
(40
MHz±
(153
30
MHz
(480
±13.5 kHz,
±25 kHz,
10
to
to
1.5
to
kHz
10.7 MHz and
for
maximum
3 MHz)
MHz±
MHz±
20 channels/second
120
only
4 MHz)
for
maximum
15 MHz)
1µVfor20dB
-6
-50
dB
35
20
1.5 seconds
3 seconds
(UHF
filter
from
maximum
.3x10
voltsJ60Hz,12
volts Negative
( 10 watts
MHz
sensitivity
dB
dB
dB
kHz
Band
only)
455
kHz
455
kHz)
less
than 1
cm) oval speaker
maximum)
and
by
any one
sensitivity
quieting
microvolt
watts, max.
Ground
-2-
Page 3

PREPARING FOR
USE
To
use
your
PR0-16A,
Connect
I nstal I
Connect
To
make a
source
source,
later on
crystal installed,
clockwise. Rotate SOUE LCH
should hear a
Crystals are
are
so
be
different
want
unit
and
Remove the
(bottom
switches. Provision
position
For
UHF
on
printed
For
VHF(H),
circuit
power
from 1 to
an
quick
of
120
you
must
under
not
numerous
from
your
the
frequency
of
can
be
crystals,
circuit
board).
antenna
volts,
"Mobile
"rushing"
included
. The frequencies used in
from
two
cabinet)
used
set
you
must
16 crystals
check,
connect
turn
those
Radio Shack store- specify
Screws
is
to
position
board).
the
you
60
Hz,
AC
the
Installation".
the
sound in
with
used
you
want
from
to
expose
made
to
obtain
the
program
your
either
switch
do
three things:
can
just
connect
power.
12
Receiver on
the
in
other
to
install 16 crystals; the
program
If
you
volt
DC
power
With
an
maximum
speaker.
PR0-16A
your
areas.
receive.
the
Crystal
the
crystal sockets and program
VHF(L),
switch
to
VHF
the
intend
plug wires
antenna connected and a
by
rotating
counterclockwise.
because
part
of
Order
the
model
Compartment
VHF(H)
to
UHF
(Marked
Line
to
use a 12
the
frequencies
the
country
the
crystals
number
program
or
UHF
(Marked
"H"
on
Cord
to
volt
as
noted
VOLUME
You
will
you
of
this
Cover
switch
.
"U"
printed
BOTTOM
a
CH-1
OF CASE
0~1GH)
I
-,,
-
-~-,
L H U
I I I
I I I I
I
POSITION
CH
-9
FRO
NT SIDE
r~l~SITION
For
VHF(L),
circuit
In
channel 9
NOTE:
board).
the
example shown channel 1
put
the
set
will
have a
If
you
have a channel
the
(
PRIORITY
function
the
program
UHF
crystal
). Refer
of
switch
crystal.
that
for
that
to
OPERATION
PRIORITY.
to
VHF
will
have a
you
are
channel
(Marked
VHF(H)
particularly
into
Channel 1
section
"L"
on
printed
crystal and
interested in,
position
for
details on
-3-
CH-9,
Ask
the
manager
and active channels are in
Since crystal frequencies must
be
should
crystals
responsible
another
matched
for
manufacturer(s) .
your
for
of
your
for
Receiver
the
poor
Radio Shack store what the most popular
you
specific
only from
or
r area.
be
units,
improper
He
will
be
extremely
we recommend
Radio Shack.
operat
glad to advise
accurate and crystals
We can
ion
of
you.
you
crystals
obtain
not
from
be
Page 4

CONTROL
LOCATION
AND
FUNCTION
OFF-VOLUME
use,
rotate
SQUELCH
between signal transmissions. When
the
PR0-16A
listening
signal.
MANUAL
in
Receiver
button,
SCAN/MANUAL
ning feature. In
automatically.
scan,
Channel
SCAN
ning. In
10 per second;
the
experience
DELAY
which
carrier has gone
takes over.
button.
the
MANUAL
the
but
Indicator
RATE
the
setting
Button-when
holds
to-then,
to
is
the
this
control
control
silent
until
the
SELECTOR
position
the
next
Receiver
Button
the
SCAN (in)
In
the
will
remain
.
Control-adjust
SLOW
that
will
To
position,
FAST
results in a
help
you
the
scanner on channel
off
defeat
power
is
channel in sequence. Each
will
MANUAL
will
the
switch
to
the
left
to
to
eliminate
a signal comes in on
Squelch
Button-when
advance
is
tuned
find
you
air, before
this
circuit
(out),
just
for
determining
position,
(out)
to
the channel
for
the
you'll
give
you
minimum
the
best setting).
press
this
Delay feature, press again
and
Volume
turn
it
off.
annoying
properly
will
"open"
the
SCAN/MANUAL
use
this
one channel.
the
each channel
position,
desired rate
be
scanning
a rate
of
about
of
missed calls
button
for
about
the
scanning
control.
background
set, Squelch
the
channel(s)
and
button
the
indicated
in,
to
time
function
will
PR0-16A
of
automatic
the
channels at
20
per second.
you
activate a
2 seconds
function
you
to
When
will
you
you
hear
button
advance
press
of
the
be
scanned
will
by
a Lighted
(practice
circuit
after
once again
release
not
in
noise
keep
are
the
is
the
this
scan-
not
scan-
about
Use
and
the
the
PRIORITY
any
other
this
channel,
scanning. When
scanning once again.
VHF
jack.
tion).
UHF
reception.
20-451
TAPE
tape recorder
Headphone/External
external speaker.
ground
fire,
in a vehicle, etc.).
Connecting a plug
speaker.
Mounting
and easy
base
a
Button-will
active channel. Thus, when pressed in,
the
Receiver
the
Antenna
Use
Antenna
(indoor
OUT
noise is excessive
station
Jack-for
an
antenna such
Jack-connect
Use
an
operation).
Jack-for
directly
Use
Bracket-this
installation
situation.
lock
in channel 1
will
automatically
signal
ceases
VHF
as
an
antenna such
recording "
to
this
jack.
Speaker
it
to
this
in a vehicle,
jack
for
private listening,
(in
factories, at
If
you
jack
universal
for
lock-in
on
this
channel, the receiver
reception,
Catalog
external antenna
as
off
is
want
automatically
type
boat
connect
Number
Radio Shack Catalog
-the-air",
for
plugging in a headphone
the
a remote speaker, plug
disconnects
bracket
or
for
permanent
priority
20-161
you
or
in areas where back-
scene
is
reception over
if
a signal comes on
on
it
and
will
will
an
antenna
(indoo
to
this
jack
for
Number
can
connect
of
an
accident
it
the
provided
for
installation
stop
start
to
this
r opera-
UHF
your
or
an
or
il'.l
here.
internal
quick
in
Channel
the
press
"lock
The
ning, these lights
on one
Channel
light.
Lock-out
"in"
position
the
button
out"
and
buttons light
of
the
channels,
Lock-out
will
Button/Channel
(button
again
up
light
Button
not
to
pressed
(to
pop
function
show
up
in sequence; when the receiver
the
light
for
in),
it
"out"),
.
which
for
that
Indicator
that
that
channel(s)
that
channel
channel
Lights
channel
channel
is
is
out,
(PROGRAM)-in
is
active. When
is
automatically
active.
will
that
During
is
go on. When
Light
you
scan-
operative
the
will
not
-4-
Line
Cord-for
AC
power.
Crystal /Program
case
bottom
DC
Power
negative
vehicle
ground
or
boat
to
jack
AC
Switch
install
is
for
. This
.
operation,
Compartment
or
replace crystals.
connecting
will
permit
plug
into
a source
-remove
an
external source
you
to
use
of
120
screws
of
the
volts,
to
open
12
volts
PR0-16A
60
Hz,
the
DC,
in a
Page 5

VOLUME/
Power
Control
SQUELCH
SCAN
RATE
Control
PRIORITY
CHANNEL
(INDICATOR
LOCK-
OUT
LIGHTS)
BUTTONS
VHF
ANT
JACK
MANUAL
SELECTOR
Button
UHF
ANT
SCAN/MANUAL
Button
JACK
TAPE
JACK
DELAY
Button
OUT
-5-
(01\1-0FF)
DC POWER
JACK
/
AC
LINE
CORD
'
Page 6

INSTALLATION
A good
Don't
poor
quality
you
will
VHF
installation
loose
quality
foam
install
work.
and one
will
any
of
the
lead in.
coaxial cable.
them,
Your
will
PR0-16A
for
UHF.
make
tiny
signals
Use
an
The
have a great
is
designed
BASE INSTALLATION
For a base
is a good
best antenna
mend a Radio Shack Catalog
reception
cable
adapter plugs
The
only
source
to
of
antenna.
and a
assure
other
120
installation,
you
20-015
maximum
as
appropriate ( 278-208)
thing
volts,
For
can
60
you
superior
afford
for
VHF
you
Hz,
only
and
transfer
need
AC
Base Antennas
Although
models
combine
there are
of
base Monitor
several frequencies.
only a few
antennas. Some
the
most
by
antenna
antennas
effect
to
need
two
reception,
then
Number
reception.
of
the
.
to
do
power.
basic
types
of
the
PR0-16A's
using
an
inadequate antenna
of
correct
that
on
utilize
things.
it
mount
20-182
Use
tiny
is
connect
of
antennas, there are
of
the
length and a good
you
how
two
The
is
vital
it
properly.
for
RG
58/U
signals.
most
capabilities.
choose, and
well
your
antennas, one
most
important
that
you
We
superior
coaxial lead-in
Use
Motorola
the
line
cord
popular
antennas
or
how
receiver
for
use
the
recom-
UHF
to
a
many
MOBILE INSTALLATION
S
afet
y and operating convenience are
when
reach
not
etc.).
You
ment
provided.
existing
The
connected
274-331;
of
+a
IMPORTANT:
bu lbs
output:
damage
you
the
interfere
can
mount
panel in
wires
PR0-16A
DC source.
Use
the
DC Power cable
or
the vehicle
nd -
to-.
at
a rapid rate, have the voltage
excessive voltage
to
MOUNTING BRACKET
install any
Receiver's
with
the
Take care when
or
is
Be
sure
to
an
you
or
If
your
receiver.
SC~EW
equipment
controls.
the
operation
the
Receiver
vehicle
trim.
designed
you
connect
Auto
can make
boat.
Be
your
car has been
provided.
91.Jre
Also,
to
or
boat.
drilling
to
operate
power
Cigarette
the
connections
to
(mo
re
the
primary
in a vehicle.
be sure
of
the vechile (brake, accelerator,
the
underside
Use
holes
from
The
Lighter
observe
burning
than
the
the
universal
that
a negative
leads
with
other
directly
correct
regulator
16
factors
Be
sure
you
connecting
of
the
dash
mount
you
do
not
ground
the
correct
end
of
these wires can be
Plug, Catalog
to
the
voltage
out
headlamps and
volts) can cause serious
polarity:
checked
to
consider
can easily
cables
or
instru
ing
bracket
drill
12
polarity.
Number
fuse
block
+to
other
for
proper
do
-
into
volt
-
-i(
Since
VHF
VHF
Or,
Plane 20-176.
Ground
For
your
we suggest
Ground
you
could
UHF,
plane antenna.
Receiver tunes in
an
antenna such
Plane
20-015.
use
our
Hi-VHF/UHF
we
recommend
both
high and
as
20-182,
our
our
low
Hi-Low
Ground
UHF
-6
~·-()
o-
"
-
Page 7

Mobile
There are
most
popular
Antennas
many
possible
locations
for
mounting
monitor
locations
antennas are shown
on a car.
Three
below.
of
the
MOBILE NOISE SUPPRESSION
This
receiver
extremely
receiver
present.
wi
is very
weak.
II
amplify
sens1t1ve,
With this
extreme
weak signals, along
and
will
sensitivity,
with
pick
you
any
up
signals
will find
noise
that
that
that
may
are
the
be
ROOF
This
results in
Hi-VHF/UHF
complete,
COWL
your
20-016
VHF
REAR
because
help
Keep
antenna.
1.
2.
3.
MOUNT
position
better
like
MOUNT
vehicle's
Cowl
monitoring.
DECK-Installation
it
is
you
select
the
Mount
Mount
Mount
-
The
is
considered the best
Mobile
all
our
-If
roof,
Mount
For
further
the
following
the
antenna
it
rigidly,
as
far
as
antenna
reception than
Mount
monitor
you
would
you
antenna
UHF,
from
antenna
points
as
so
it
possible
is
antennas,
may
which
use
in
this
the
engine.
which
in
high
as
will
remain vertical
from
mounted
the
(Catalog
rather
prefer
is
20-183.
location,
Your
is
best
mind
possible .
the
engine
in the center
by
many,
other
with
not
cut
this
especially designed
for
when
because
locations.
Number)
low-loss coax cable.
a hole in
location. Ask
may
Radio Shack salesman
you.
installing
while
compartment.
Radio
20-177 comes
result in l
in
motion.
of
it
the
about
for
your
the
roof
generally
Shack's
center
ess
of
our
Hi-Low
noise
will
mobile
When
generates noise, and
operation
be
operating
taken
will
that
a receiver in a vehicle,
this
noise can become very
not
be
as
quiet
as
wi
II greatly
improve
base
the
you
station
noise
will
find
objectionable.
operation,
situation.
that
the
but
vehicle
Mobile
steps can
ELECTRICAL SYSTEM:
Generally
tion
should also
high
A very
type
speed
.
reduced
terminal
speaking, noise can be generated
that
carries electrical
be
suspected. Bypass
quality 1 µF
common
of
noise
will
of
the engine. Gener
by
connecting
to
the
metal
coaxial
source
sound
capacitor
of
like
a coaxial
case
.
current.
noise
a musical
ator
Any
device
any
suspected wire
.
is
the
generator
whine,
and
alternator
-type
capacitor
by
any
device
that
generates a spark
to
ground
or
alternator. This
and
will
also vary
noise can usually be
from
the
or
connec-
with
with
armature
a
IGNITION SYSTEM:
The
ignition
can
be
speed.
while
engine speed is increased.
There are a
2.
3.
the
1.
Use
Check high-voltage
wir
ing.
In
should shield all
suppression.
system
identified
Ignition
engine
number
radio suppression-type
extreme
by
noise
is
cases,
is
the
the
will
idlin
g,
of
things
wiring
obtain
ignition
fact
sound
most
common
that
like
and
will
that
can
ignition
for
leakage, cracks,
an
wiring.
source
its speed varies
a series
speed
be
wire
ignition
This
of
up
to
done
and resistor spark plugs.
noise suppression
will
provide
of
noise.
"popping
a buzzing sound
for
this
etc
. Replace
This
with
the
" sounds,
type
of noise
maximum
noise
engine
any
kit-it
noise
as
.
old
-7-
Page 8

After
power
been installed,
Turn
VOLUME
fully
counterclockwise.
(press
adjust
background
noted
If
you
above,
The
signal appears
channel and
their
so
below).
you
have crystals installed,
PR0-16A
If
you
Channel
it
pops
If
you
button
Receiver
SELECTOR
(as
indicated
either
SQUELCH
To
eliminate
clockwise
SQUELCH
cease.
"dead"
circuit
the
Squelch
signal comes
and antennas are
your
in).
You
SQUELCH
noise
want
the
then
press
will
on
you
do
not
want
Lock-out
out).
want
to
stay
again
If
"opens
to
will
button
by
"squelched"
must
until
properly
you
set SQUELCH
until
a signal comes
circuit
in.
the
the
up"
PR0-16A
"on",
should
PR0-16A
by
rotating
Set all
hear a rushing sound
clockwise
(fu
rther
explanation
to
continuously
you
SCAN/MANUAL
constantly
one
of
the
channels,
will
hear
the
signal.
automatic
Buttons
tuned
make
stop
Light).
be set
the
to
one channel
it
pop
automatic
to
advance
For
or
"unsquelched",
to
eliminate
annoying
background
while
and
"closes"
listening
as
you
connected
is
ready
the
until
must
scan each channel
scanning
"off"
out
to
MANUAL
background
noted
in;
when
hear
and cuts
and a crystal
to
use.
to
the right.
Channel
you
adjust SQUELCH
button
the
to
scanning;
the
the
noise
to a station,
above,
the
Lock-out
no
longer hear
of
SQUELCH
scan
in,
receiver
on
one
(press in
only,
the
MANUAL
channel
scanning,
for
background
noise,
just
stops.
the
a signal comes
signal. When
out
all sound
(or
Rotate
Buttons
from
the
the
channels
to
the SCAN
in
sequence;
will
lock
or
more
channels, press
to
release
press
SCAN/MANUAL
now
press
you
want
the
receiver can
Automatic
noise .
rotate
You
so
wait
PR0-16A
in,
the
until
OPERATION
crystals) has
SQUELCH
"on"
speaker.
the
adjustment
as
position.
to
can't
the
signal
Now
rushing
is
for
which
instructed
position.
when
onto
that
the
button
The
MANUAL
listen
to
be
scanning,
SQUELCH
adjust
till
signals
will
appear
Squelch
ceases,
the
next
a
PRIORITY:
In
most
areas
there
is
usually one channel
consistently.
can
still
When
the
usual-scanning
channel. However,
priority
automatically
This
priority
the
priority
monitored
being
of
a second,
were
monitoring.
If
the
priority
it
until
monitored.
SCAN RATE (Scan
You
can vary
second
your
needs.
get rapid scanning, plus fast scan-back checking
channel.
The
Priority
scan all
channel
it
the
other
PRIORITY
scan back and check
channel sampling occurs
channel
so
channel
clears, and
Button
across channels 1
if
it
should
for
more
is
not
previously.
there
is
is
then
Speed):
the
scanning rate
by
adjusting
It
SCAN
is
particularly
function
channels.
is
pressed
stop
than
active,
This
scarcely
active,
the
return
RATE.
useful
allows
thru
two
the
the
scan-back takes
any
scanner
to
from
Use
when
you
will
you
to
do
in,
the
scanner w ill operate
16
looking
on any channel
seconds, the Receiver
priority
almost
scanner
interruption
the
about
the
channel.
instantaneously and
returns
only
will
continue
channel
10
to
setting
using
PRIORITY-you
SCAN DELAY:
The
PR0-16A
eliminates
channel
has gone
you
has a
missed replies.
are
monitoring
off
the
air,
built-in
before
2 second delay
This
circuit
for a period
it
resumes
normal
feature
holds
of
2 seconds
scanning
the
want
to
this
and
for
other
to
the
six-
hundredths
to
the signal
previously
20
channels per
that
seems best
of
the
which
Receiver
after
funct
monitor
yet
an
than
channel
to
monitor
Priority
virtually
the
ion.
you
active
the
will
you
being
for
can
on
the
carrier
This
as
if
- 8 -
Page 9

Delay
function;
separate
PRIORITY
on
that
circuit
leave
built-in
is
channel.
is
switchable-press
out
to
Delay
activated,
SKIPPER CIRCUIT:
Your
scanner has a
and can
modes
out
channel(s)
on a
locked
not
of
operation.
out
be
built-in
disabled.
This
so
that
there
channel(s).
remove
you
this
circuit
It
feature causes
which
know
skipper
works
is
no
DE
LAY
delay.
for
in
possibility
The
is
sure
circuit
both
the
in
to
Priority
not
switchable-so
you
won'
which
the
SCAN and
unit
to
of
the
activate
channel has a
t miss
is
fully
skip
over a
Receiver
the
Delay
when
any
repli
automatic
MANUAL
loc
ked
stopping
es
FREQUENCY COVERAGE
For
maximum
be
within 3 MHz
of
37
to
157
MHz). For
465
to
495
30
and
up
but
with
8
or
30
MHz
of
frequencies
PR0-16A
Service Technicians
equipment).
sensitivity,
of
40
MHz
43
MHz), 4 MHz
the
MHz). The
to
50 MHz.
reduced sensitivity.
(±3, 4
(which
or
by
special realignment
should
of
UHF
band, stay
PR0-16A
from
15 MHz) can
be
who
the
channel frequencies
on
the
153
MHz
will
148
to
The
attempted
have adequately calibrated, precision test
you
choose
VHF
band
(that
is,
in
the
on
the
VHF
band
(from
within
function
174, and
superior reception spread
be
15
very adequately
moved up
of
the
front
only
by
MHz
from
or
end
qualified
of
480
450
down
circuitry
MHz
to
in
Electronics
should
down
512
this
spread
149
to
(from
to
MHz,
of
6,
band
of
the
ACCESSORIES
Your
PR0-16A
source
portable
adapter plug
portable
lations, attach
Then, attach
(e.g. at
polarity.
A
high noise level
accident, etc.),
Your
PR0-16A.
If
want
jack. Again,
made
You
TAPE
of
or
the
pair
of
Radio Shack store
you
want
to
use
for
th
can record
OUT
can
12
volts
power
headphones can be a very useful accessory. In areas where a
Just plug
pack
for
a cigarette
vehicle
the
other
fuse
block
is
or
when
to
listen
an
external speaker,
your
Radio Shack store has some speakers
is
purpose.
off-the-air
jack on
be
powered
DC, negative ground. Radio Shack sells a special
with
operation.
DC
power
end
of
on a vehicle).
present (in a
you
has
them
to
the
the
rear.
either
8 D cell batteries,
lighter
For
cable
the
wires
want
a couple
into
the
Receiver
using a tape recorder connected
from
120
volts
AC
battery
socket.
more
factory,
to
rear panel Speaker/Headphone jack.
connect
It's a handy
permanent
to
the
connector
to
a + and - source
Be
sure
at
the
listen
privately,
of
very
fine
from
a remote
it
to
the
Speaker/Headphone
12
to
observe
scene
use
selections
position,
or
from
any
holder
accessory
volt
on
of
of a fire
headphones.
specifically
the
12
correct
for
or
to
and
for
instal-
back.
volts
your
just
the
or
TYPES OF SIGNALS YOU'LL
Your
community
reported on
the
air
waves
truck
fire
National Weather Service, Ham Radio operators,
emergency-type services, some
services (ta
things are going on
the
exciting
munity
You
this
RADIO.
What to listen for and where?
answer. Each area
All
we can
it
from
Find
Often
can
volunteer
information.
xi,
right
frequency
signals.
to
find
will
find
area:
REALISTIC
do
there.
out
if
a local electronics repair shop
give
you
police
is
alive
with
action-action
the
air waves.
to
bring
on a mission,
trucks, railroad), plus some
that
You'll
out
what
one
of
of
is give
there
is
the
channel frequencies
or
fire
And
you
that
Sheriff's
most
of
crystal in
have
our
GUIDE
the
you
a local
your
to
services
books
country
some general
club
employee can also
BE
your
PR0-16A
action-your
department,
industrial
us
just
PR0-16A,
do a little
are
active and
to
be
very interesting and
TO
POLICE,
That
is a little
can and
which
that
used
ABLE TO
which
will
police
services, some
Government
are never aware
you
investigating in
FIRE
difficult
will
use
pointers
monitors
does
work
by
local radio services. A
be
a good source
MONITOR
is
constantly
automatically
force
at
State police,
highway
services.
can
on
what
AND
different
and
then
these frequencies.
on
and
transportation
of.
But,
monitor
your
frequencies.
helpful
AIRCRAFT
for
a specific
channels.
let
you
the
equipment
being
scan
work,
other
Lots
with
such
com-
take
of
this
a
the
of
in
-9
-
Page 10

An
interesting service
service channels in·
MHz
(channels are
channels 25
kHz
up
As
a.
general rule on
153.785
you'll
services.
around
In some
for
these emergency services. Here,
of
453.05 -453.95
In
the
465.025 -469.975
associated
(that
is,
that
if
look 5 MHz
base station/repeater
kHz
to
454.95.
and
155.98
find
local government, police,
If
you
are near a railroad
160.0
to
of
the
larger cities, there
UHF
band,
with
451 .
05 -454.95
you
find
lower
is
the
the
range
30
kHz
apart
from
VHF,
and
then
161.9
base
an
for
and again
the
overall spread
MHz
is
and repeater
active channel inside one
(or
higher
for
that
Mobile
of
apart).
most
again
them
at
used
and
radio service.
Telephone. FCC
152.51to152.81
Also,
454.375
activity
.
456.025 -459.95
by
460.025 -464.975
as
to
from
fire
yard
has
been a move
most
of
456.025 -459.95
mobile
units
the
case
454.375
454.625
will
be
158.73
and
or
major
of
the
units
which
of
may
has
assigned
MHz
at every
to
454.95
and
concentrated
to
159.46
most
railroad tracks,
to
activity
MHz.
and
operate 5
MHz).
these spreads,
be)
to
MHz,
then
MHz
such emergency
the
UHF
is
in a spread
and again at
control
MHz
This
find
this
0.030
with
every 50
between
. Here
look
bands
stations
lower
means
you
the
major
can
MAINTENANCE
The
PR0-16A
conservatively rated. However,
subject
long
life
it
if
is
a ruggedly
to
excessively rough handling.
kept
free
from
dirt
BLOCK
built
electronic
you
should
and excessive
treat
You
humidity.
DIAGRAM
will
unit,
it
find
with
with
it
care;
will
all parts
don't
give
you
NATIONAL WEATHER SERVICE RECEPTION
Continuous
parts
of
channels assigned
automatically
continuous.
button
want a weather
(press in)
each
other,
Check
frequency
weather broadcasts are
the
for
with
country.
To
that
for
that
one
your
used
lock-in
in
If
(162.55
prevent
channel
report,
channel.
will
use
local FCC
your
transmitted
you
are using a crystal set
or
162.40
on
that
channel, since
automatic locking,
to
the
"off"
position
set
the
Lock-Out
In
areas where
162.55
area.
and
office
the
or
24-hour
MHz),
Button
other
the
your
the
set
the
(button
to
two
stations are close
will
Weather Bureau
-a-
to
one
PR0-16A will
broadcasts are
channel
out).
the
use
day
of
When
"on"
162.40
in many
the
two
lock
-out
you
position
to
MHz.
for
the
-10-
Page 11

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Page 12

RADIO SHACK LIMITED WARRANTY
This
equipment
of
purchase. Within
parts and labor. Simply bring your sales slip as proof
date to any
tion
costs. Nor does it cover
accidental
This Warranty gives you specific leg
ri
ght s which vary from state to
is
warranteed against
this
RadioShack
damage.
We
period,
store . Warranty does
equipment
stat
Service
defects
we
will repair
al rights and you may also have
e.
What
We
for
1 year
it
without
not
cover tra nsporta-
subjected
Sell
from
charge
of
purchase
to
misuse or
date
for
other
4A6-3500
RADIO SHACK
MA
DIVISION
OF
U.S.A.: FORT WORTH, TEXAS
CANADA: BARRIE, ONTARIO, CANADA
TANDY CORPORATION
AUSTRALIA
280-316
RYOALMERE,
VICTORIA
N.SW
ROAD
2116
PARC
BELGIUM
INDUSTRIEL
5140
NANINNE
DE
NANINNE
TANDY CORPORATION
76102
L4M
WEDNESBURY.
U.
K.
BILSTON
STAFFS
4W5
ROAD
WS10
7JN
Printed
in
Japan