Squelch Setup; Frequency & Step Selection - Yaesu FT-530 Manual

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see a small number or an "L",
"u"
or
"c"
in the
box, you are in the memory mode.
The
<:BID
key activates the memory mode from
the VFO mode, and
@
activates the VFO mode
from the memory mode. While in the memory
mode, your previous VFO mode selections are pre-
served. Also, when you switch between VFO and
memory modes, the last-selected memory or VFO
is always the one recalled.
Squelch Setup
The two (outer) squelch controls affect the re-
spective left and right channel displays. The fol-
lowing description applies to either.
D
Set the outer
Sal
control fully counterclock-
wise, and adjust the inner
VOL
control for com-
fortable volume on the noise or received signal.
D
The corresponding
BUSVfTX
indicator will
glow green to indicate that the squelch is open,
unless you have disabled it (page 55).
If
a signal
is
present, tum the
DIAL
on the top panel to a
channel with only background noise.
D
Adjust the
Sal
just to the point where the noise
is silenced and the LED
is
extinguished.
(If
the
Sal
is set further clockwise, sensitivity to weak
signals is reduced.)
Now, whenever a signal reaches the receiver
strong enough to open the squelch, the
BUSVfTX
indicator will glow green.
Note that while receiving, one or more bar-
graph segments may appear along the bottom of
the display, indicating received signal strength.
This is not affected by the squelch, so even
squelched signals can give some indication. If sev-
eral bargraph segments appear while the squelch
is closed, try redUcing the
Sal
setting
(if
you want
to hear weak signals).
The squelch override switch on non-European
versions (the upper ridge on the rubber cover on
the left side) opens the squelch so you can check for
signals beneath the squelch level, and adjust vol-
ume independently of the squelch. This switch can
also be configured to allow momentarily checking
a repeater input frequency (see the box on page
26).
Frequency
&
Step Selection
You can select a new frequency from a VFO, or
by tuning a memory. For now, we suggest using
the VFO mode:
if
you see a memory number in the
memory box, press
@
to switch to VFO mode.
You can enter a new frequency directly by the
21
--
enter 12.5-kHz splinter channels this way,
~ut s~~-
[
MHz
d
m
See the box on the previous page if
pref
~
CI)
an
....
sequent tuning is still in the selected step SIze, If It
-4-0
the keys or knob don't work.
is larger (see below).
pre'
;:
~
Direct Numeric Keypad Entry
Note: There's a short-cut for frequencies
en~i~g
Tur.
~
in zeros - press
@
after the last non-zero
digtt.
~
To enter a new frequency directly, just press the
~
digits corresponding to the desired frequency,
Example: To operate on 146.000 MHz:
key
tb
starting from left (100's-of-MHz) to right. When
E
SAVE
RPT
PRI
sele
~
Pressffi
~CD ~CD-t ~
you press the first key, the display clears and only
Don't worry
if
you get stuck, you can always
key
....
;:
the new digit appears. When you press
~he
last
press the PTT to cancel your entry and return to the
it
aI
~
key the display reverts to normal, shOWing the
pre'
ne~
operating frequency to 6
d~gi.ts
(if it
~as
previous display.
abh
valid), or the original frequency (If It was not. 2
arn
beeps sound).
steI
Example: To operate on 146.94 MHz:
Tuning Splinter Channels
APT
XFER
SAVE
d if
in
c
o
P
TONE
~
SAVE
-t CD -t
G::)
~
CD an ,
ress CD
CD
6
SET
If you use 12.5,20, or 25-kHz tuning steps and
. \rer:
a trailing zero doesn't appear, CD'
If your set covers the 146- to 147-MHz range,
want to have keypad access to 5-kHz chan-
oth
the
you should now see "146.940" displayed as your
nels, you can enable a 4th key during keypad
reh
operating freq';lency. Otherwise, you should have
entry. Press
(]I!D~cTI~(]I!D
-tIT),
("Ik
on
heard 2 beeps, and the
displ~y
should be as before
" will be displayed) and then the PIT switch.
(try an in-band freque·ncy).
Note that
ev~n
if you enable this, the splinter
inu
If
your set is using 12.5- or 25-kHz steps,
nothing
UH
happened
when you pressed
rn,
since this fre-
channeling is canceled when you retune. To
twe
quency is not a multiple of these steps. Just press
turn off this feature, repeat the above key
ing
any other number (except
CD)
to get the nearest
sequence
("Ik
OFF" will confirm your entry),
ThE
22
resulting 12.5-kHz channel. Notice that you can

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