Introduction To The Trigger System - Tenma 72-7910 Manual

1. Use horizontal SCALE knob to change horizontal time base scale settings and observe
the state information changes. Turn horizontal SCALE knob to change "s/div" time base
scale, and you can find corresponding changes in the time base scale display of
corresponding channel in the status bar.
Horizontal scanning rate steps up in the multiples of 1, 2 and 5
e.g. 1 ms /div‐>2 ms/div‐>5 ms/div‐>10ms /div.... etc.
Note: the horizontal time base range of 72‐7610/72‐10510 varies between 2ns/div and
50s/div. Details are listed in technical specifications.
2. Use horizontal POSITION knob to adjust the signal horizontal position in the waveform
window. Horizontal POSITION knob controls the signal trigger shift. When applied to
trigger shift, the waveform horizontal movement can be observed along with POSITION
knob turning.
More horizontal system setting will be explained in "Operations" section of this user manual.
8. Introduction to the Trigger System
As shown in Figure 1‐11, one knob and three (or two) keys are in the trigger menu
control area. Practices below will gradually guide you to be familiar with the trigger
system setting.
Figure 1‐10 Horizontal Control Area on the Panel
72‐7610 (Left) 72‐10510 (Right)
Model 72‐7610/72‐10510 User Manual
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