R&S ZNB Series User Manual page 190

®
R&S ZNB/ZNBT
port calibrated channel, only the two connected instrument ports are validated against
the cal unit.
The validation logic proceeds through the connected ports p ∈ {1, ..., 4} in ascending
order, measuring S
measured S
factory characterization. The on-screen feedback indicates success ("PASS", failure
("FAIL") or provides a warning about undetected ports.
User Manual 1173.9163.02 ─ 62
for the Open, Short and Match standard. It then compares the
pp
values with the corresponding reflection S parameters of the cal unit's
pp
Concepts and features
Calibration
190