Fluke PM-3384B, PM-3380B, PM-3390B, PM-3370B, PM-3394B user manual Measuring Signal Characteristics

IV

3.3	Measuring Signal Characteristics		. . . . . . . . . 3-8
	3.3.1	The MEASure? query	. . . . . . . . 3-8
	3.3.2 Benefits of using parameters		. . . . . . . . 3-9
	3.3.3	Waveform measurements	. . . . . . . 3-11
	3.3.4	Customizing settings	. . . . . . . 3-13
	3.3.5	Multiple measurements	. . . . . . . 3-14
	3.3.6 Multiple characteristics from a single acquisition.		. . . . . . . 3-15
	3.3.7 Trigger control via GPIB		. . . . . . . 3-16
	3.3.8 Fetching characteristics from memory traces . . .		. . . . . . . 3-17
3.4	Acquisition		. . . . . . . 3-18
	3.4.1	Acquisition control	. . . . . . . 3-18
	3.4.1.1	Triggering	. . . . . . . 3-20
	3.4.1.2	Video triggering	. . . . . . . 3-23
	3.4.1.3	The trigger modes	. . . . . . . 3-25
	3.4.1.4	Pre- and post-triggering	. . . . . . . 3-27
	3.4.1.5	External triggering	. . . . . . . 3-28
	3.4.2	Reading trace acquisitions	. . . . . . . 3-29
	3.4.2.1	Single-shot acquisition	. . . . . . . 3-30
	3.4.2.2	Repetitive acquisitions	. . . . . . . 3-30
	3.4.3 Conversion of trace data		. . . . . . . 3-31
	3.4.3.1	Conversion of 8-bit samples to integer	. . . . . . . 3-32
	3.4.3.2	Conversion of 16-bit samples to integer	. . . . . . . 3-33
	3.4.3.3	Conversion to voltage values	. . . . . . . 3-34
3.5	Averaging Acquisition Data		. . . . . . . 3-36
3.6	Channel Selection		. . . . . . . 3-38
3.7	Signal Conditioning		. . . . . . . 3-39
	3.7.1	AC/DC/ground coupling	. . . . . . . 3-39
	3.7.2	Input filtering	. . . . . . . 3-40
	3.7.3	Input impedance	. . . . . . . 3-40
	3.7.4	Input polarity	. . . . . . . 3-40
	3.7.5 Vertical range and offset		. . . . . . . 3-40
	3.7.6	Autoranging attenuators	. . . . . . . 3-41
3.8	Time Base Control		. . . . . . . 3-42
	3.8.1	Number of samples	. . . . . . . 3-42
	3.8.2	Time base speed	. . . . . . . 3-42
	3.8.3	Real time acquisition	. . . . . . . 3-43
	3.8.4	Autoranging time base	. . . . . . . 3-44