Fluke ScopeMeter 190 II Series - Finding Missing Pulses

ScopeMeter® Test Tool 190 Series II
Users Manual

Tip
The test tool stores all triggered screens in the
replay memory. For example, if you setup your
triggering for glitches, you can capture 100
glitches with time stamps. Use the REPLAY key to
look at all the stored glitches.
Figure 33. Triggering on Narrow Glitches
Finding Missing Pulses
7KHQH[WH[DPSOHFRYHUVILQGLQJPLVVLQJSXOVHVLQDWUDLQ
RISRVLWLYHSXOVHV,QWKLVH[DPSOHLWLVDVVXPHGWKDWWKH
SXOVHVKDYHDPVGLVWDQFHEHWZHHQWKHULVLQJHGJHV
,IWKHWLPHDFFLGHQWO\LQFUHDVHVWRPVDSXOVHLV
PLVVLQJ7RVHWWKHWHVWWRROWRWULJJHURQVXFKPLVVLQJ
SXOVHVOHWLWWULJJHURQJDSVELJJHUWKDQDERXWPV
'RWKHIROORZLQJ
1
TRIGGER
'LVSOD\WKHTRIGGER NH\ODEHOV
2
F4
2SHQWKHTRIGGER OPTIONS PHQX
3
ENTER
6HOHFWPulse Width on A...WR
RSHQWKHTRIGGER ON PULSE WIDTH
PHQX