Rohde & Schwarz ZVB 4 - Checking the Matching (Raw)

Performance Test R&S ZVB
1145.1078.82 1.12 E–4
Checking the Matching (raw)
Instrument: Calibration kit (see Chapter “Test Equipment“, Item4)
Test cable (see Chapter “Test Equipment“, Item7)
1. Preparation/
test setup:
Connect the test cable to port 1 on the R&S
®
ZVB and perform a 1–port
calibration at the end of the cable.
Connect the end of the test cable to port 2 (port3, port 4) on the
R&S
®
ZVB.
R&S
®
ZVB settings:
– [ Meas : S11]
– [ Marker ]
– [ Add Channnel + Trace ]
– [ Meas : S22 (S33, S44) ]
– [ Power : –40 dBm ]
– [ Trace Funct ]
– [ Show Data : off ]
– [ Trace Select : Trc 1 ]
1. Measurement Read off the network analyzer’s marker values (for marker frequencies
see Performance Test Report)
R&S
®
ZVB settings:
– [ Power : –40 dBm ]
– [ Trace Funct ]
– [ Show Data : off ]
– [ Trace Select : Trc 2 ]
– [ Trace Funct ]
– [ Show Data : on ]
– [ Meas : S22]
– [ Marker ]
2. Preparation/
test setup:
Set port 2 power to –10 dBm
Connect the test cable to port 2 on the R&S
®
ZVB and perform a 1–port
calibration at the end of the cable.
Connect the end of the test cable to port 1 on the R&S
®
ZVB.
2. Measurement Read off the network analyzer’s marker values (for marker frequencies
see Performance Test Report)