Hitachi FT-5500 Instruction Manual page 8

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ANTENNAS
@ FM antenna connections
FM
broadcasts
are characterized
best by
their good sound
quality. To enjoy sound
with a good quality, it is important to pick up
the signals reliably. Just like TV signals, FM
broadcast signals use ultra-short waves and
they are beamed
directly, rather like light.
This
means
that
the signal strength
will
weaken in mountainous areas and between
high buildings.
Choose the proper antenna
in accordance
with
the strength
of the
signals in your area.
Using the accessory FM feeder antenna
The feeder antenna will sufficiently serve for
reception when the unit is located nearly the
transmitting antenna where the signals are
strong. Connect the accessory feeder anten-
na through
the accessory
75—300
ohms
matching unit to the rear panel FM antenna
terminal (75 ohms), spread the two ends out
in the shape
of a "T'', find the position
which yields the optimum reception and at-
tach.
Using an outdoor FM antenna
If you live far away from the transmitting anten-
na or in an area where the signals are weakened
by obstacles in their path, such as steel-framed
buildings and other structures, erect an out-
door FM antenna. The reception will vary ac-
cording to the height, direction and location of
the outdoor antenna and so move the antenna
and find the optimum position.
When using the outdoor FM antenna and the
75-ohm coaxial cable to connect it to the tuner,
the connection method differs according to the
type of coaxial cable (3C-2V or 5C-2V) and so
connect as follows:
Shape the end of the coaxial cable, connect
it to the accessory
75 ohm
FM
antenna
adaptor, and then plug the adaptor into the
unit's coaxial cable terminal @4 .
¢ Shape the end of the cable.
Mesh wire
Insulator
Core
Covering
$C -2vV
ae ace | |
20mm
Smm
¢ Mount the coaxial cable onto the ac-
cessory 75 ohm
FM antenna adaptor
(75 ohms — 75 ohms).
{a) Remove the top of the antenna adap-
tor (75 ohms — 75 ohms).
1 7mm be
bei 2mm
Sam
Top
Pry the top free by inserting a
screwdriver underneath.
For U.S.A., Canada
FM feeder antenna
(accessory).
Except U.S.A., Canada
FM feeder antenna
(accessory).
75 —300 ohms
matching unit
(accessory).
750-300N
AM
CADRE
AM
LOOP
7
FM{75ohms)
|
PRISE
DE TERRE/GND
AM
Signal reception direction
FM ANTENNA
Outdoor FM antenna
AM CADRE
f
t
i
!
!
j
i
|
.
AM LOOP
:
FM(750hms)
DIN-
i
j PRISE DE TERRE/GND
AM
connector |
1
F type
connector
a]
!
1
! 75 ohms
! 75 ohms
ewe
wee
ww
coaxial cable
(b) With the top now
removed,
fit the
coaxial cable as shown in the figure
and squeeze the clamping tab using a
pair of pliers.
Now use the pliers to push the core
into the core connecting section.
Covering
Mesh wire
Core
,Core connecting
section
(For 3C—2V)
y/
Clamping tab
(For 5C—2V)
(c) Slide the top back into position.
e Now
plug the antenna
adaptor into
the
coaxial
cable
terminal
(75
ohms).

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