Auxiliary keypad
Modifying
the reception
parameters
SEARCH
[17]
ANTENNA
122l
RF
[20]
tF
124)
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ln tuning mode
(TUNING
[14]
key
pressed),
you
can
switch between
local and distant
muting
thresholds by
pressing
the
SEARCH
[1
7] key
ln
the LOCAL
position (indicated
by an arrow
on the display), the search threshold
is'100
pV
which means that only
strong
stations
will
be
selected.
In the DISTANT
position
the search
threshold
is 4pV
so
that also weak, distant transmitters
will
be selected.
The
third
position,
IDENT,
can
only be activat-
ed in conjunction with the RDS option
and
enables
you
to search based
on matching sta-
tion identification.
With the ANTENNA
122)
keV
you
can switch
between the two antenna inputs A and B. The
currently active antenna
input is identified on
the LC display
l19l
by the corresponding
let-
ter.
With
the
RF
[20]
key
you
can change the
RF
selection
(RF
PRE-TUNING) between SINGLE
and DOUBLE. Two
arrows on the
LC
display
[1
9] signal the corresponding selection
Normally the tuner is
operated
in
SINGLE
mode
because it ensures maximum sensitiv-
ity
of the antenna input.
For better
selection of strong stations
without
interference
from adjacent channels,
DOUBLE
reduces the antenna sensitivity by
4 dB.
With the lF
[24]
key
you
can
change the lF
BANDWIDTH
between WIDE and
NARROW.
Two arrows on the LC display
[19]
signal
the
corresponding bandwidth.
Normally
the tuner
is
operated
in WIDE mode
('150
kHz
bandwidth) because
it
ensures
mini-
mal
harmonic distortion.
For
better adjacent channel selectivity
the
NARROW
('110
kHz bandwidth) setting can be
used.
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