VNA concepts and features
R&S
®
ZNL/ZNLE
304User Manual 1178.5966.02 ─ 20
●
Receiver step attenuators are not available for the R&S ZNLE.
●
Receiver step attenuators for the R&S ZNL can be retrofitted at Rohde & Schwarz
service.
9.7.7 Lower start frequency for R&S ZNLE
Option R&S ZNLE-B100
Hardware option R&S ZNLE-B100 reduces the lower frequency bound of a R&S ZNLE
from 1 MHz down to 100 kHz.
●
The frequency range of a R&S ZNL always starts at 5 kHz
●
Option R&S ZNLE-B100 can be retrofitted at Rohde & Schwarz service.
9.7.8 OCXO frequency reference
Option R&S FPL1-B4
An optional OCXO improves the static frequency accuracy of the R&S ZNL. For
details, refer to the data sheet.
This option is not available for the R&S ZNLE. For the R&S ZNL, it can be retrofitted by
Rohde&Schwarz service.
9.7.9 Additional interfaces
Option R&S FPL1-B5
This user-retrofitable plugin-unit provides the following additional interfaces:
●
IF/Video/Demod out (usable in "Spectrum Mode" only)
●
Aux. Port ("VNA Mode") / Aux port ("Spectrum Mode")
●
Noise source control ("Spectrum Mode" only)
●
Power sensor
●
AF output ("Spectrum Mode" only)
Optional extensions and accessories