Rohde & Schwarz ZVB 4 - Checking the Optional R&S ZVB20-B80 Low Frequency Extension

Performance Test R&S ZVB
1145.1078.82 1.16 E–4
Checking the optional R&S ZVB20-B80 Low Frequency Extension
Test equipment: Test port cable
Test Setup: Connect test port cable between:
a) Test Port 1 and REF IN 1
b) Test Port 1 and MEAS IN 1
c) Test Port 2 and REF IN 2
d) Test Port 2 and MEAS IN 2
R&S
®
ZVAB settings:
- [ PRESET ]
- [ START FREQUENCY : 2 MHz ]
- [ STOP FREQUENCY : 100 MHz ]
- [ MEAS BANDWIDTH : 1 kHz ]
- [ SWEEP : SWEEP TYPE : LOG FREQUENCY]
- [ MARKER : MARKER 1: 2 MHz]
- [ MARKER : MARKER 2: 10 MHz]
a) - [ MEAS : WAVE QUANTITIES : a1 SRC PORT 1 ]
b) - [ MEAS : WAVE QUANTITIES : b1 SRC PORT 1 ]
c) - [ MEAS : WAVE QUANTITIES : a2 SRC PORT 2 ]
d) - [ MEAS : WAVE QUANTITIES : b2 SRC PORT 2 ]
Measurement:
Read out the indicated magnitude value of the two markers for each of
the four cases a) to d).
The difference may not exceed 25 dB.