The user manual describes the active differential probes of the R&S RT-ZD series and the external attenuator R&S RT‑ZA15.
The manual covers the following topics:
- Safety and regulatory information
 - Product description
 - Connecting the probe
 - R&S RT‑ZA15 external attenuator
 - Features and characteristics
 - Maintenance and service
 - Functional check
 
For specifications, refer to the data sheet.