Keysight Technologies U3401A Guide De Démarrage Rapide page 12

1 Getting Started
Press
The multimeter has an increased key response time (0.6 s to 1 s) when in dual
NOTE
display mode. You may need to press the selected key until the multimeter
responses.
8 Math operation
The U3401A has six math operations — dBm, Rel (relative), MinMax, Comp
(compare), Hold and Percentage (%).
12
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, to disable the secondary display.
Press to select dBm measurement.
+
Press to select Comp math operation.
+
Press to enable Percentage math operation.
+
Press to enable Hold math operation.
Press to enable the MinMax math operation.
Press to select the Rel math operation.
Keysight U3401A Quick Start Guide