Agilent Technologies E8362C Service Manual page 345

PNA Series Microwave Network Analyzers
E8362C, E8363C, E8364C
Figure 8-2 Flowgraph of Two-Port Error Terms
where:
E = error term
1st Subscript:
D = Directivity
S = Source Match
R = Reflection Tracking
X = Crosstalk (Isolation)
L = Load Match
T = Transmission Tracking
2nd Subscript:
F = forward measurement (Port 1 to Port 2)
R = reverse measurement (Port 2 to Port 1)
Service Guide E8364-90038
General Purpose Maintenance Procedures
Error Terms
8-5