Measurement
119
chance of
operator error
• OPEN
• SHORT
• LOAD
• Highly
accurate 1-
port
measurement
Enhan
ced
Respo
nse
Calibra
tion
Ecal module
(2-port)
Following 5 error terms:
• Directivity (Ed1)
• Isolation (Ex21)
• Source Match (Es1)
• Transmission
Tracking (Et21)
• Reflection Tracking
(Er1)
S11, S21 (1 direction
transmission/Reflectio
n characteristics at 2
ports)
• Highly
accurate 2-
port
measurement
(higher than
response
calibration)
• Quick
calibration
with low
chance of
operator error
• OPEN
• SHORT
• LOAD
• THRU
• Highhly
accurate 2-
port
measurement
(higher than
response
calibration)
Full 2-
Port
Calibra
tion
ECal module
(2-port/4-
port)
Following 12 error terms:
• Directivity (Ed1,Ed2)
• Isolation (Ex21,Ex12)
• Source Match (Es1,Es2)
• Load Match (El12,El21)
• Transmission Tracking
(Et21,Et12)
• Reflection Tracking
(Er1,Er2)
S11,S21,S12,S22
(All S-parameters at 2
ports)
• Highly
accurate 2-
port
measurement
• Quick
calibration
with low
chance of
operator error
• OPEN
• SHORT
• LOAD
• THRU
• Highly
accurate 2-
port
measurement
Full 3-
Port
Calibra
tion
ECal module
(2-port/ 4-
port)
Following 27 error terms:
• Directivity
(Ed1,Ed2,Ed3)
• Isolation
(Ex21,Ex31,Ex12,Ex32,
Ex13,Ex23)
• Source Match
S11,S21,S31,S12,S22
,S32,S13,S23,S33
(All S-parameters at 3
ports)
• Highly
accurate 3-
port
measurement
• Quick
calibration
with low
chance of
operator error