Keysight E4980A - Shielding

Keysight E4980A/AL Precision LCR Meter 203
Measurement Procedure and Examples
Measurement Contacts
Shielding
Shielding minimizes the effects of electrical noise picked up by the test leads.
Therefore, connect a shield plate to the outer shield conductors of the
four-terminal pair test leads as shown in Figure 7-15.
Figure 7-15 Guard shield
㪼㪋㪐㪏㪇㪸㫌㪼㪈㪈㪈㪍
LCUR LPOT HPOT HCUR
DUT
Guard Plate