User manual

85
UNI-T
®
UT4000 User Manual
Coarse tune ………………………………………………… 15
Nyquist frequency …………………………………………… 23
Top value ……………………………………………………… 45
Bottom value …………………………………………………. 45
Technical indicators ……………………………………… 66
Waveform inversion ……………………………………… 20
Waveform recording ……………………………………… 43
Pulse trigger ………………………………………………… 28
Video trigger ………………………………………………… 29
Cleaning …………………………………………………….. 73
Top value …………………………………………………….. 45
Save …………………………………………………….. 40
Warranty …………………………………………………….. 67
Operand …………………………………………………….. 21
Bandwidth limit …………………………………………… 15
Troubleshooting …………………………………………… 65
Window extension …………………………………………… 25
Display system ………………………………………………… 37
Display type ………………………………………………… 78
Standard accessories …………………………………………… 81
Real-time sampling …………………………………………… 75
Measuring simple signals ……………………………………… 52
Sec/div …………………………………………………….. 11
Pulse width trigger …………………………………………… 28
Language selection …………………………………………… 45
Off …………………………………………………….. 10
Using the RUN button ……………………………………… 48
Horizontal system …………………………………………… 24
Factory setup ………………………………………………… 42
Functional check …………………………………………… 5
External trigger …………………………………………… 33
Average ……………..……………………………………… 45
Average mode ………………………………………………… 36
Positive pulse width …………………………………………… 29
Power source ………………………………………………… 77
Edge trigger ………………………………………………… 12
Alternate trigger …………………………………………… 31
Cursor measurement …………………………………………… 47
Tracking …………………………………………………….. 47
Video synchronization ……………………………………… 29
Field synchronization ……………………………………… 29
Storage and recall …………………………………………… 39