Realistic TM-152 User manual

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Cat. No. 31-1967
TM-152
AM STEREO TUNER
PLEASE READ BEFORE USING THIS EQUIPMENT
REALI.She.:.

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The TM-152, a mini-sized Tuner,
adds an exciting new dimension to
your hi fi system ... AM Stereo.
Used with
the Stereo Amplifier, Cat.
No.
31-1955, you have a compact
combination for mighty sound. With
matching aluminum front panels
they are harmonious in sight as well
as sound.
Because of
its line level outputs, this
unit
may also be used with a
preamplifier, or a switching control
center,
that has line level or
auxiliary inputs. This means your
TM-152
may be incorporated with
these components in an existing
sound system.
WARNING : To reduce the risk of fire or electric
shock,
do not expose this appliance to rain or
moisture.
CAUTION: TO REDUCE THE RISK OF ELECTRIC
SHOCK, DO NOT REMOVE COVER ( OR
BACK ). NO USER SERVICEABLE PARTS INSIDE.
REFER SERVICING TO QUALIFIED SERVICE
PERSONNEL.
LL
The lightning flash with ar rowhead 6
symbol with in on equilateral trion- '
gle is intended to alert the user to
the presence of uni nsulated " dan -
The
exclamation point within on equi-
lateral triangle is intended to alert
the user to the presence of impor -
tant operating and maintenance
(servicing) instructions in the litera -
ture accompanying the appl i ance .
gerous voltage " within the product's
enclosure.
SPECIFICATIONS
Frequency
Coverage
Sensitivity
Output level
at RCA Jack
Antenna
520 - 1620 kHz
650µV/Meter
nominal for
20 dB S+N/N
165mV
Built-in Ferrite Bar
Antenna
Stereo System
Power
Requirements
Copyright 1985 , Tandy Corporation
2
Compatible with
Motorola
C-
Quam stereo-
encoded
broadcasts
120VAC, 60 Hz,
7watts (240V AC,
50 Hz for the Unit
purchased
in Aust.)
:/
CONTROLS AND FUNCTIONS
MONO
J
TM - 't$l AM - AM STERl!O TUNER
-
(D POWER
Push in to turn the tuner on. The dial
will light. Press again to turn the
tuner off.
0 MONO Selector
To improve reception of monaural
broadcasts, press
it in. When tuning
in stereo, leave it in the out position.
@ STEREO Indicator
With the MONO Switch in the out
position, the indicator lights when
you
tune in Motorola C- Quam ®
encoded stereo broadcast.
© TUNING Knob
Rotate it to tune in stations.
© SIGNAL Strength Meter
The meter consists of five LEDs
for greater accuracy in tunjng a
broadcast.
Sometimes several of
the LEDs will
light, sometimes all five, depending
on the strength of the signal.
Experimenting a little with
the
tuning gives you an idea of the
meter's capabilities.
Carefully, turn
the Tuning Knob
until
the maximum number of LEDs
light for the specific station.
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CD
Left and Right OUTPUT
Connect a stereo
audio
cable
from
OUTPUT jacks
to
the
input
jacks
of
an
amplifier.
@
AM
ANTENNA
Screw
Terminals
Connect
an
external
AM
antenna
to
the
screws
for
long-distance
AM
reception.
If
necessary, connect
ground
wire
to
GND
terminal.
In
most areas,
the
built-in
antenna
will
provide
excellent
reception
.
4
CD
AC Power
Line
Cord
Plug
into
standard
AC
household
wall
outlet.
'
I
CONNECTIONS
The
TM-152
provides
a
high
level
output
signal
designed
to
feed
into
an
amplifier
or
preamplifier,
or
switching control center,
depending
on
your
system's design.
Before
making
the
connections,
be
sure
the
tuner
and
the
other
components
involved
in
the
connection,
are
turned
off.
OPERATING HINTS
If
you
notice
hum
present in
the
signal,
try
reversing
the
position
of
the
AC
cord
in
the
wall
outlet. Also
do
not
place
audio
cables
right
next
to
your
AC
Line Cord.
Your
TM-152
has a
built-in
AM
antenna.
The
antenna
is
capable
of
excellent
reception
under
a
wide
Using a shielded
pair
of
audio
cables
that
terminate
in RCA
type
plugs, insert
one
end
of
Ol)e
lead
into
the
ROUTPUT
jack
oti
the
Tuner.
Connect
the
other
nd
of
the
cable
to
the
R INPUT jack
or
AUX
jack
on
the
amplifier
pre<Jmplifier,
or
switching tuner.
Connect
the
l
OUTPUT
jatk
and
L
INPUT jack in
the
same
Wtay.
range
of
conditions.
How
ever
AM
reception
~an
vary
depending
upon
your
terrain,
weather
conditions
and
the
orientation
of
the anten'na.
It
is
also
susceptible
to
external
sourcE:s
of
interference.
If
~ou
experience
uneven recepti
on
try
rotating
the
tuner,
if
your
'
installation
will
permit
.
5

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MAINTENANCE
Your
TM-152
represents a
fine
example
of
electronic
engineering
and
construction. As such
it
should
be
treated
accordingly.
We
offer
the
following
suggestions so
you
will
enjoy
this
product
for
many
years
to
come
.
If
at
anytime
you
suggest
that
your
unit
is
not
performing
as
it
should,
stop
by
your
local Radio Shack store.
Our
personnel
are
there
to
assist
you
and
arrange
for
service,
if
needed.
6
Keep
it
dry.
If
water
should
get
on
it,
wipe
it
off
immediately.
Water
contains minerals
that
can
corrode
electronic circuits.
Do
not
store in
hot
areas.
High
temperatures
can
shorten
the
life
of
electronic devices
and
can even
distort
or
melt
certain plastics.
Do
not
drop
your
product.
This will likely result in
failure
to
operate.
Circuit
boards
can crack
and
cases
may
not
survive
the
impact.
Handling
your
product
roughly
will shorten its useful life.
Do
not
use
or
store in
areas
of
high
levels
of
dirt
or
dust. The electronics
may
be
contaminated
.
Any
moving
parts
will
wear
prematurely.
Do
not
use harsh chemicals,
cleaning
solvents
or
strong
detergents
to
keep
your
unit
looking
new
. You
need
only
wipe
it
with
a
dampened
cloth
from
time
to
time.
SCHEMATIC
DIAGRAM
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8A5
RADIO SHACK LIMITED WARRANTY
This product 1s wa rr anted against defects for 2 years from date of purchase from Radio
Shack company-owned stor
es and authorized Radio Shack franchisees and dealers. Wi th in
th is period. we will repair 1t without charge for parts and labor. Simply bring your Radio
Shack sales
sl ip as proof of purchase date to any Radio Shack store. Warranty does not
cover transportation costs. Nor does it cover a product subJected to misuse or accidental
damage.
EXCEPT
AS PROVIDED HEREIN. RADIO SHACK MAKES NO WARRANTIES. EXPRESS
OR IMPLIED. INCLUDING WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
PARTICULAR PURPOSE. Some states do not permit
ll m1ta t1 on or exclusion of imp li ed
warranties: therefore. the aforesaid lim1
tat1on (s) or excl us1on (s) may not apply to the
purchase
r.
This warran 1y g,ves you specific legal nghts and you may also have 01her rights wh,ch vary from s 1ate to stale
We Service What We Sell
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