Checking The Receiver Attenuator (Only With Option Receiver Attenuator) - Rohde & Schwarz ZVA 24 Service Manual

R&S ZVA
Checking the Receiver Attenuator
Test equipment:
Test setup:
®
R&S ZVA settings:
Measurement:
1145.1155.82
(only with Option Receiver Attenuator)
Calibration kit N
(see Chapter "Test Equipment", Item4)
Connect Short Male to port1 (port to port 4)
- [ Preset ]
- [ Meas : Wave Quantities : b1/ Src Port 1]
[ Meas : Wave Quantities : b2/ Src Port 2]
[ Meas : Wave Quantities : b3/ Src Port 3]
[ Meas : Wave Quantities : b4/ Src Port 4]
- [ Power : 0 dBm ]
- [ Meas Bandwidth : 100 Hz ]
- [Trace Funct : Data -> Mem : Math = Data/Mem : Show Mem off]
- [Pwr BW AVG : Receiver Step Atten : Port 1 (Port 2 to Port 4) {a Rec
Att}*]
- [Trace Funct : Shift Response Value : Magnitude { -a Rec Att}]
- [Marker]
* For attenuator settings {a Rec Att}, see Performance Test Report.
Read off the network analyzer's marker values (for marker frequencies
see Performance Test Report)
1.13
Performance Test
E-1