Audio Scope/Oscilloscope; About The Audio Scope/Oscilloscope; Explanation Of The Function Keys On The Audio Scope And Oscilloscope Screen - Yaesu FTDX9000 - DATA MANAGEMENT Operation Manual

A S
UDIO COPE AND
A
It is possible to show both the Audio Scope and the Oscilloscope displays simultaneously.
With the Audio scope, the horizontal line represents frequency, and you can use this function check the fre-
quency response within the TX bandwidth. In the Oscilloscope mode, the horizontal line represents time, and
you can check the RX signal waveform within the RX bandwidth, as well as the TX wave form.
E
XPLANATION OF THE
Here are the uses for the function keys when the Audio scope and Oscilloscope are displayed on the screen.
[ 2/3.5 ]( MODE )
The SCAN MODE for the left-side Audio Scope
can be changed. By pressing this key, the mode
changes as shown below.
NORMAL WF-1
WF-1 and WF-2 are "Waterfall" displays. The
sweep time (speed) of WF-2 is faster than that of
WF-1.
[ 3/5 ]( SOURCE )
Pressing this key lets you select the source for
the audio to be viewed by the Audio Scope. The
selections are:
VFO-A VFO-B EXT
When EXT is selected, you can observe the au-
dio wave form of a signal provided by equipment
connected to the AUDIO IN jack on the rear panel
of the transceiver.
[ 4/7 ]( ATT ) "Attenuator"
This key lets you adjust the attenuator for the Au-
dio scope. Set the appropriate value based on
the received signal.
0 dB 10 dB 20 dB
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O
A
BOUT THE UDIO
F K
UNCTION EYS ON THE
WF-2 NORMAL ......
VFO-A ......
0 dB ......
FT 9000MP/C
DX
SCILLOSCOPE
S O
COPE AND SCILLOSCOPE
A S
UDIO COPE AND
[ 6/14 ]( LEVEL )
This key lets you adjust the sensitivity of the Os-
cilloscope display at the right side of the screen.
Adjust the level while viewing the screen, to opti-
mize the setting for the lighting conditions in your
station. Available values are:
0.3 V 0.1 V
[ 7/18 ]( SWEEP )
This key lets you adjust the sweep time for the
Oscilloscope. Adjust this setting while viewing the
screen. Available sweep times are:
10 ms 30 ms
[ 8/21 ]( DISPLAY )
Press this key to switch the Display monitor to
the "L B
OG OOK
Press and hold in this key top switch the Display
to the "S
PECTRUM
D M
ONTEST ATA ANAGEMENT
O S
SCILLOSCOPE CREEN
1.0 V 0.3 V ......
100 ms
300 ms 1 s
" screen.
S " screen.
COPE
O M
PERATION
10 ms ......
ANUAL