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Icom IC-471H Instruction Manual page 16

430mhz all mode transceiver
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On the display
Pushing the FREQUENCY
TRANSFER button.
The contents of
channel 7 are
transferred to
VFO A.
5-2
MEMORY
CHANNEL
OPERATION
5-2-1
MEMORY
CHANNEL
SELECTION
When
the
power
switch
is turned
ON,
the set initially
operates with VFO A, and memory channel number "01"
is displayed.
By pushing the VFO/MEMORY
switch, the
set is switched into the MEMORY
CHANNEL
MODE and
frequency, mode and duplex mode
(if memorized) which
have
been
stored in the "MEMORY
CHANNEL
1" are
displayed
on
the
frequency
display.
In addition,
the
letters
"MEMO"
are
also
displayed
above
the
memory
channel
number
to indicate
the set is in the MEMORY
CHANNEL MODE.
FOR
EXAMPLE:
When
'432.471MHz"
and USB are memorized in VFO A,
and "438.725MHz",
"FM" and "—DUP" are in MEMORY
CHANNEL
1, pushing the power switch ON, the frequency
display shows "432.471.0", "USB", "VFO A" and memory
channel number "01".
By pushing
the VFO/MEMORY
switch,
the display
will
show
"438.725.0",
"FM",
"—DUP",
memory
channel
number
"01", and the letters "MEMO"
above the channel
number.
When the power
is turned ON.
Pushing the
VFO/MEMORY
switch.
By turning the TUNING
CONTROL,
memory channels can
be
selected.
Turning
clockwise
increases
the
channel
number
and
counterclockwise
decreases the number, and
the respective frequency, mode and duplex mode (if memo-
rized), are displayed on the display.
When
you
select a memory
channel that has never been
programmed,
the frequency
display does not show
any
frequency, but MHz
and KHz decimals.
However, the set
works with the frequency and mode of the memory channel
(or МЕО), which was previously displayed.
FOR
EXAMPLE:
Whén "432.172MHz" and "СУМ" are memorized in memory
channel 2, and no frequency is in the channel 3, by turning
the TUNING
CONTROL
clockwise, the frequency display
will
show
''432.172.0",
"MEMO"
and
memory
channel
number "02".
By turning the TUNING CONTROL clockwise furthermore,
the memory
channel
number will change to ''03", but the
channel
has
never
memorized
any
frequency,
thus
the
display shows "СМ" and only the MHz and KHz decimals.
However,
the set works
with
the frequency
and mode of
channel 2, i.e., ''432.172MHz"'' and "CW".
When
memory
channel
limits are reached
(i.e., "01"
or
"32"),
the
next
memory
channel
entered
will
be the
opposite limit (i.e., "32" or "О1"),
Turning the
TUNING
CONTROL
clockwise.
4
Li
3
Un
|,
1
афи
Џ
=
ma!
t
ч
(~
~
5-2-2
DIAL
FUNCTION
SELECT
SWITCH
(IN MEMORY
CHANNEL
MODE)
In the MEMORY
CHANNEL
MODE, by pushing the DFS
(DIAL
FUNCTION
SELECT)
switch
in, the operating
memory
channel
is locked
on
the displayed
one and by
turning the TUNING
CONTROL,
the OPERATING
FRE-
QUENCY
displayed
on
the
frequency
display
can
be
changed.
This
is very convenient for tuning slightly off
frequency, or changing the operating frequency, or rewrit-
ing the
memorized
frequency
in the selected
memory
channel.
FOR
EXAMPLE:
Now
you
are operating
on
432.471MHz
and
USB
with
memory channel 7.
|f you want to change this frequency,
push the DFS switch in and adjust the TUNING CONTROL.
Turning the TUNING
CONTROL
clockwise
increases the
frequency and counterclockwise decreases it, the same as a
VFO.
To tune to '"432.495MHz'', turn the TUNING
CONTROL
clockwise
to obtain
the
desired
frequency
"432.495.0"
on the display.
— 14 —

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