Icom ic-751a Instruction Manual page 14
Hf all band transceiver general coverage receiver
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Also See for ic-751a:
- Service manual (151 pages) ,
- Instruction manual (64 pages) ,
- Common questions (7 pages)
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®SPLIT
(DUPLEX)
SWITCH
®
VFO/MEMORY
SWITCH
[VFO/Ml
[VFO/M]
This switch determines
whether one
VFO
is
used
for
both
transmit-
ting
and
receiving,
or
whether both
VFO A
and
VFO
B
are used.
• Single
VFO
operation
:
SPLIT
SWITCH
OUT.
•
Dual
VFO
operation
SPLIT
SWITCH
IN.
Refer to
SECTION
7
-
5
for
more
information.
This switch
selects
either
the
VFO
or
MEMORY
CHANNEL
mode
for
tuning purposes.
USB
/
ij
zi
~i
n n
ILL
1
LI.
u
n
1
LI
1
USB
1
LI
J
D
n n
1
1.
C
J
LI.
LI
MEMO
n
(
LI
1
VFQ A
Push
VFO/M
SWITCH.
-
©MEMORY
WRITE SWITCH
[WRITE]
©FREQUENCY
TRANSFER
SWITCH
[M
VFO]
This switch
stores
the displayed operating
frequency
and
mode
information
in
the
memory
channel
indicated
on
the
frequency
display.
Memory
writing
is
possible
in
either
the
VFO
or
MEMORY
CHANNEL
mode.
Refer to
SECTION
8
-
2
for
information
on
pro-
gramming
the
memory
channels.
This switch operates
differently
depending on which
mode
the
IC-751
A
is
in.
•
In
the
VFO
mode,
the
frequency
and
mode
stored
in
the
memory
channel displayed
transfer
to the selected
VFO.
•
In
the
MEMORY
CHANNEL
mode,
the displayed
frequency
and
mode
transfer
to the
VFO
used immediately
prior
to
changing
to
the
MEMORY
CHANNEL
mode.
NOTE: When
in
the
MEMORY
CHANNEL
mode,
it
is
the
displayed
frequency
which
transfers
to the
VFO.
This
is
not
necessarily
the
MEMORY
CHANNEL
frequency
since
the
TUNING
CONTROL
and
DFS SWITCH may
have been used
to
shift
the operating frequency.
Infor-
mation
stored
in
the
memory
channel remains un-
changed
after
using the
M
VFO
function.
VFO A
MEMO
CH-01
USB
IH.P3
0.S
SPT
VFO
«
VFO A
K
7
ri
'i
7
n
1.
LI
J
1.
U
LI
1
VFO A
I
>
CW
MMO
7
n
7
n
1.
U
_/
1.
LI
LI
1
Push
the
M^
VFO
MEMO
SWITCH.
CH-01
CW
MEMO
1
n
c
in
n
1
1.
LI
-/
/.
LI
u
1
©FREQUENCY
DISPLAY
Refer
to
SECTION
3
-
2
for
a
description of the
frequency
display.
©TRANSMIT
INDICATOR
This
indicator illuminates
when
the IC-751
A
is
in
the transmit
mode.
©RECEIVE
INDICATOR
This indicator
illuminates
when
the IC-751
A
Is
in
the
receive
mode.
©NARROW
FILTER
INDICATOR
This
indicator illuminates
when
the
narrow
CW
or
RTTY
filter
is
selected.
If
the
filter
is
not
installed,
the
indicator
still
lights
when
the
narrow
positions are selected,
however
the
audio output
is
muted.
-
10
-
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