Tektronix TG8000 User Manual page 422

SDI7 Dual Channel SD/HD/3G SDI Video Generator module
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3. When the desired zone plate signal is displayed, press the ENTER button to
enter the zone plate parameter menu. If Circle Zoneplate was displayed,
for example, the display changes to:
which shows the zone plate signal (CIRCLE SWEEP) and the pattern control
parameter (Circle Frequency). As mentioned earlier, each of the standard zone
plate signals have a pattern control parameter that is unique to that signal:
Zone plate signal Pattern control parameter
Circle Circle frequency: [x] c/aph
Diagonal Diag. Frequency: [x] c/aph
Horiz. Frequency: [x] MHz
H Sine
H Sweep H Sweep Frequency: [x] MHz
V Sine Vert. Frequency: [x] c/aph
V Sweep V Sweep Frequency: [x] c/aph
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c/aph = cycles per active picture height
4. While the pattern control parameter is displayed, you can use the left (◄)
or right (►) arrow button to modify it. This will modify the signal while
maintaining the basic pattern.
NOTE.
Press the left (◄) and right (►) arrow buttons at the same time to reset
any parameter.
5. Use the up (▲) or down (▼) arrow button to scroll through the parameters
menu which, for the predefined signals, starts with it's unique pattern control
parameter as shown in the table above, and then continues through the list
of dependent parameters. At each parameter, whether it's a pattern control
parameter or a dependent parameter, you can use the left (◄) or right (►)
arrow button to modify it.
6. When you are done altering parameters, scroll to the Save As: selection, at
the bottom of the menu and use the left (◄) or right (►) arrow button to
select User Custom 1 or User Custom 2.
7. Press the ENTER button to save the modified signal.
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TG8000 Multiformat Test Signal Generator User Manual