Fluke ScopeMeter 190 Series III - Avoiding Noise from Wrong Reference Connections

ScopeMeter
®
Test Tool
Tips
77
Figure 42. Wrong Connection of Reference Leads
Noise that is picked up by reference lead D can be transmitted by parasitic capacitance to the
analog input amplifier.
A
D
A
B
C
D
 Analog Input
 Digital Controller
 Analog Ground
 Digital Ground
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