Yaesu FTDX5000 CAT BOOK, Operating Manual

Page: 29 / 148

Page 27 FT
DX
5000 O
PERATING
M
ANUAL
F
RONT
P
ANEL
C
ONTROLS
& S
WITCHES
Clarifier Operation
When the [ CLAR/GRP
] button is pressed briefly, the
imbedded LED in the button will glow red, and the
[
CLAR
(
VFO-B
)] knob may be used to program an
offset of up to ± 9.999 kHz from the VFO-A frequency.
However, this offset is only applied to the receive or
transmit frequency if the [
RX CLAR/FAST
] button
and/or [ TX CLAR/LOCK
] button, respectively, have
been pushed.
To apply the programmed frequency offset to the Re-
ceive frequency, press the [
RX CLAR/FAST
] button
briefly. To return to the VFO-A frequency, without the
offset, press the [
RX CLAR/FAST
] button once more.
To apply the programmed frequency offset to the Trans-
mit frequency, press the [
TX CLAR/LOCK
] button
briefly. To return the transmitter to the VFO-A fre-
quency, without the offset, press the [
TX CLAR/
LOCK
] button once more.
To reset the Clarifier frequency offset to “0”, press the
[
CLEAR
] button.
BAND Up / Down Control
When the [ BAND/MCH
] button is pressed briefly, the
LED in the button will glow red, and enable the use of
the [
CLAR
(
VFO-B
)] knob to select the desired ama-
teur band. If you have engaged the “My Bands” fea-
ture via Menu #145, the [
CLAR
(
VFO-B
)] knob will
select just from the amateur bands that you have in-
cluded in the “My Bands” list.
Memory Channel / Memory Group Control
Press and hold in the [
BAND/MCH
] button for two
seconds, the LED in the button will glow yellow, and
the [
CLAR
(
VFO-B
)] knob may be used to select the
desired Memory Channel.
Press and hold in the [
CLAR/GRP
] button for two
seconds, the LED in the button will glow yellow, and
you may use the [
CLAR
(
VFO-B
)] knob to select the
desired Memory Group.
[
CLAR
(
VFO-B
)]
Knob Functions
When the LED in the
[
A/B
]
button is turned “off”
In this case, the [ CLAR
(
VFO-B
)] knob is used for Clarifier tuning, as well as Up/Down selection of the Amateur
band, Memory Channels, 1 MHz tuning steps, or Memory Groups.
VFO-B FAST Tuning
When the [ RX CLAR/FAST
] button is pressed, the
“ ” icon appears in the display, and the VFO-B
tuning step changes to 100 Hz. Press the [
RX CLAR/
FAST
] button once more to return to the normal tun-
ing rate.
When the LED in the
[
A/B
]
button glows orange
When the [ A/B
] button is pressed, the LED in the button will glow orange, and the [
CLAR
(
VFO-B
)] knob will
control functions associated with the VFO-B frequency control register.
VFO-B Dial Lock
When the [ TX CLAR/LOCK
] button is pressed, the
“ ” icon appears in the display, and the
[
CLAR
(
VFO-B
)] knob is locked. Press the [
RX
CLAR/FAST
] button once more to disable the lock
feature.
(
VFO-A
)[
VRF/ μ -T
]
Switch
This button turns the VFO-A receiver VRF filter “on”
and “off”, and allows you to adjust the center frequency
of the VRF filter with the (
VFO-A
)[
SELECT
] knob.
While activated, the red LED in this button will light
up, and the “
” icon will appear in the FLT column
of the Block Diagram Display.
A
DVICE
:
When an optional RF μ Tuning Kit is connected, press-
ing this button will engage the μ -Tuning filter. The
μ Tuning Kit provides much better RF selectivity than
any other RF filter in the Amateur industry, yielding
outstanding protection from high RF levels not far re-
moved from the current operating frequency.
(
VFO-A
)[
SHIFT
]
Switch
Pressing this button allows you to move the IF DSP
bandwidth of VFO-A “higher” or “lower” with the
(
VFO-A
)[
SELECT
] knob. When the IF passband is
shifted, the red LED imbedded in this button will light
up. To the contrary, when the IF passband is just cen-
tered, the red LED in this button turns off.
(
VFO-A
)
[
CONT/APF
]
Switch
In the SSB, AM, and FM modes , this button turns the
VFO-A receiver contour filter “on” and “off”, and al-
lows you to adjust the center frequency of the contour
filter with the (
VFO-A
)[
SELECT
] knob. When the
contour filter is activated, the red LED in this button
will light up.
In the CW mode , this button turns the VFO-A receiver
APF (Audio Peak Filter) “on” and “off”, and allows
you to adjust the bandwidth of the APF filter with the
(
VFO-A
)[
SELECT
] knob. When the APF filter is ac-
tivated, the red LED in this button will light up.