Icom IC-756PROIII [27/124] Vfo vfo

Icom IC-756PROIII [27/124] Vfo vfo
22
3
BASIC OPERATION
3
VFO description
VFO is an abbreviation of Variable Frequency Oscilla-
tor, and traditionally refers to an oscillator.
The transceiver’s VFO is somewhat different. The VFO
of the IC-756PROIII acts like a computer’s window and
can show one frequency and one operating mode.
You can call up a desired frequency to the VFO with
the keypad, memo pad-read switch (see p. 82) or the
memory transfer function (see p. 80). You can also
change the frequency with the tuning dial and select
the operating mode with the mode switches.
During dualwatch or split frequency operation, the sub
VFO is functional (non-outline, non-spotted, larger fre-
quency characters). While pushing [XFC] during split
frequency operation, you can change the transmit
readout frequency with the keypad, memo pad-read
switch or the memory transfer function.
METER
Po
ANT
1
BWBW
2.4k2.4k
SFTSFT
0
VFOVFO
FIL2FIL2
USBUSB
TXTX
1
CWCW
qr.qpp.pp
21.076.5021.076.50
qw:pp
12:0012:00
Select
TUNING DIAL
MEMORY
CHANNEL
MODE
SWITCHES
MEMO PAD
KEYPAD
(BAND KEY)
Transfer
Transfer
Transfer
Change
21.295 MHz
28.025 MHz
7.001 MHz
Differences between VFO mode and memory mode
VFO MODE
VFO shows a frequency and operating mode. If the
frequency or operating mode is changed, the VFO
automatically memorizes the new frequency or new
operating mode.
When a VFO is selected from another band or mem-
ory mode, the frequency and operating mode last
used for that VFO appear.
[EXAMPLE]
MEMORY MODE (pgs. 77–81)
Each memory channel shows a frequency and oper-
ating mode like a VFO. Even if the frequency or mode
is changed, the memory channel does not memorize
the new frequency or operating mode.
When the memory channel is selected from another
memory channel or VFO mode, the memorized fre-
quency and operating mode appear.
[EXAMPLE]
METERMETER
PoPo
ANTANT
1
METERMETER
PoPo
ANTANT
1
METERMETER
PoPo
ANTANT
1
METERMETER
PoPo
ANTANT
1
BWBW
2.4k2.4k
SFTSFT
0
VFOVFO
FIL2FIL2
USBUSB
TXTX
1
CWCW
qr.qwe.pp
21.076.5021.076.50
BWBW
500 500
SFTSFT
0
BPFBPF
1
FIL2FIL2
CWCW
TXTX
VFOVFO
USBUSB
wq.puy.tp
14.123.0014.123.00
BWBW
2.4k2.4k
SFTSFT
0
VFOVFO
FIL2FIL2
USBUSB
TXTX
1
CWCW
qr.qwe.pp
21.076.5021.076.50
BWBW
2.4k2.4k
SFTSFT
0
VFOVFO
FIL2FIL2
USBUSB
TXTX
1
CWCW
qr.qpp.pp
21.076.5021.076.50
BWBW
2.4k2.4k
SFTSFT
0
FIL2FIL2
USBUSB
TXTX
VFOVFO
USBUSB
qr.qpp.pp
14.100.0014.100.00
BWBW
2.4k2.4k
SFTSFT
0
FIL2FIL2
USBUSB
TXTX
VFOVFO
USBUSB
wq.wrt.pp
14.100.0014.100.00
BWBW
2.4k2.4k
SFTSFT
0
FIL2FIL2
USBUSB
TXTX
VFOVFO
USBUSB
qr.qwe.pp
14.100.0014.100.00
BWBW
2.4k2.4k
SFTSFT
0
1
FIL2FIL2
USBUSB
TXTX
VFOVFO
USBUSB
qr.qpp.pp
14.100.0014.100.00
1
1212
1
METERMETER
PoPo
ANTANT
1
METERMETER
PoPo
ANTANT
1
METERMETER
PoPo
ANTANT
1
METERMETER
PoPo
ANTANT
1
qw:pp
12:0012:00
qw:pp
12:0012:00
qw:pp
12:0012:00
qw:pp
12:0012:00
qw:pp
12:0012:00
qw:pp
12:0012:00
qw:pp
12:0012:00
qw:pp
12:0012:00
VFO is selected.
The frequency is changed.
Memory mode is selected.
VFO is selected again.
Memory channel 1 is selected.
The frequency is changed.
Another memory channel is selected.
Memory channel 1 is selected again.
Changed frequency (14.123 MHz) appears.
Changed frequency (14.123 MHz) does not appear and
memorized frequency (14.100 MHz) appears instead.

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2 года назад