UNI-T UT 4000 Series Instrukcja Użytkownika Pobierz pdf (Strona 73)

UNI-T

UT4000 User Manual

Illustration 9 : Quick acquisition

In the [ACQUIRE] menu, [F5] is the key for quick acquisition. To observe the rapidly

changes of a waveform, activate this function. The oscilloscope will depicts waveform

strength with dark and light colour tones.

Figure 3-12 Quick acquisition (OFF)

Figure 3-13 Quick acquisition (ON)

Illustration 10 : Using the dual time base function

In the dual time base mode, you can enjoy unrivaled detailed observation of a waveform.

For example, you can observe the colour synchronized signal of the video signal (clear

observation is impossible with ordinary oscilloscopes).

1. To access a signal in CH1, follow the “Video signal trigger” instructions in “Illustration

7 : Video signal triggering”.

2. Press [MENU] in the horizontal control zone to display the time base setup menu.

3. Press [F3] to enter dual time base setup.

4. Press [F1] to select dual time base, then press [F2] to select CH1. Press [F3] to set

time base graticule to M1. Adjust the M1 time base range with the SEC/DIV

knob as

shown in Figure 3-14. Then press [F3] to select M2 and adjust the M2 time base range

with the SEC/DIV

knob as shown in Figure 3-14.

5. Shift the M2 time base with the multifunction control knob to show the parts you

require to observe in detail. When shifting M2, press [F5] to choose coarse or fine

tune.

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UNI-T UT 4000 Series Instrukcja Użytkownika Strona 73