Video and General Performance Veri
fi
cation
Composite Analog Pulse
to Bar Ratio (Option CPS)
Apply a pulse and bar signal and use cursors to measure the difference between
the two.
1.
Press FACTORY.
2.
Press CONFIG, select Graticules and set Cmpst Waveform Graticule Units to
mV.
3.
Connect the precision video generator to one of the Composite A input
connectors and terminate the other connector with the precision terminator.
4.
Set the precision generator for a 2T Pulse and Bar.
5.
Press the CMPST A, CURSOR and FULL buttons.
6.
Adjust the cursors to be near the top portions of the waveform.
7.
Use the VERTICAL position knob to move the top of the waveform to the
zero graticule.
8.
Press 5x and VAR. Use the GENERAL knob to increase the gain to 10X.
9.
Place one cursor on the top of the "Bar".
10.
Use the HORIZONTAL position knob to put the "pulse" on the dotted line
at the center of the screen.
11.
Press MAG to expand the pulse horizontally.
12.
Position the second cursor on the top of the pulse.
13.
Record the cursor delta in the test record.
Waveform Rasterizers Speci
fi
cations and Performance Veri
fi
cation
103
Summary of Contents for WVR6020
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