Yaesu FTDX10, Руководство по эксплуатации, Страница: 36 / 123

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• Adjusting the DNR Level
Press and hold the [DNR] key to
display the DNR level.
After adjusting to a DNR level, the DNR level display
disappears after about 2 seconds.
Turn the [FUNC] knob to
adjust the DNR Level. DNR Level
After adjusting the DNR level, the operation of the
[FUNC] knob returns to the operation that was used
before adjusting the DNR level.
While DNR function is activated, the LED
inside this key glows orange.
AF,
RF/ SQL
Inner Knob (AF)
The inner [AF] knob sets the audio level of the
VFO-A receiver.
Outer Knob (RF/SQL)
RF (default setting)
The RF Gain control provides manual adjustment
of the gain levels for the receiver RF and IF stag-
es, to account for noise and signal strength con-
ditions at the moment.
[RF/SQL] knob is normally left in the fully clock-
wise position.
• Before operation, set the operation of
the [RF/SQL] control to “RF” (see be-
low). The default setting is “RF”.
• It does not operate in FM/FM-N/DA-
TA-FM and D-FM-N mode.
SQL
The squelch system allows the back-ground
noise to be muted when no signal is being re-
ceived.
Normally, the squelch is not used during SSB or
CW operation.
Before operation, set the operation of the
[RF/SQL] control to “SQL”. The default
setting is “RF”.
Rotate the [RF/SQL] knob to adjust the squelch
until the noise disappears.
If the squelch knob is turned too far to the
right, weak signals cannot be heard
• Switching the operation of the
[RF/SQL] knob
1. Press the [FUNC] knob.
2. Select [OPERATION SETTING]→[GENERAL]
→ [RF/SQL VR].
3. Select “RF” or “SQL”.
4. Press the [FUNC] knob to save the new setting.
5. Touch [BACK] several times to return to normal
operation.
RF/SQL settings cannot be set separately
for the VFO-A and the VFO-B.
A/B
Pressing this key momentarily, exchanges the
VFO-A and VFO-B frequency data. If pressed and
held, both VFO-A and VFO-B will be set to the op-
erating band frequency.
QMB (Quick Memory Bank)
The current operation status can be stored in a
dedicated memory channel (QMB: Quick Memory
Bank) with one touch.
• QMB Channel Storage
The initial number is 5 QMB memories, but
this can be increased to 10 channels.
1. Tune to the desired frequency on the VFO-A.
2. Press and hold the [QMB] key. The “beep” will
confirm that the VFO-A contents have been writ -
ten to the currently available QMB memory.
• Repeated pressing and holding of the
[QMB] key will write the VFO contents to
successive QMB memories.
• Once all five (or ten) QMB memories
have data on them, previous data will be
over-written on a first-in, first-out basis.
• QMB Channel Recall
1. Press the [QMB] key.
The current QMB channel data will be shown on
the frequency display area.
The “VFO” or “Memory Channel number” will be
replaced by “QMB”.
2. Repeatedly pressing the [QMB] key will step
through the QMB channels:
3. Press the [V/M] key to return to the VFO mode.
• Changing the number of
QMB channels
The QMB channels can be selected from “5 chan-
nels” or “10 channels”.
1. Press the [FUNC] knob.
2. Select [OPERATION SETTING ] → [ GENERAL]
→ [QMB CH].
3. Select “5ch” or “10ch”.
4. Press the [FUNC] knob to save the new setting.
5. Touch [BACK] several times to return to normal
operation.