National Instruments PXIe-5655 - PXIe-5842 Product Overview; What is the PXIe-5842?

Absolute maximum reverse power
(LO 0/1 OUT)
+18 dBm
Maximum input voltage (REF IN) 3.3 V pk-pk
Measurement Category CAT I/O
PXIe-5655 Safety, Environmental, and Regulatory Information
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