Glossary: List of used terms and abbreviations
R&S
®
NRPM
216
Mannual 1425.8663.02 ─ 08
RF shielded box:
Anechoic test box with very low reflectivity. Provides a shielded
test environment for OTA measurements of radio frequencies.
RF test chamber:
Larger anechoic RF test chamber up to RF test room sizes
with very low reflectivity. Provides a shielded test environment for OTA measure-
ments of radio frequencies.
rsu:
Rohde
&
Schwarz Update. A file format which contains updated device soft-
ware. Processed by a firmware update program.
S
Shielded box:
See
.
Shielded cube:
See
.
T
Trigger:
Internally generated or externally supplied signal which starts signal gen-
eration at a particular point in time.
Trigger event:
A trigger event is caused by the received trigger signal or execu-
ted manual trigger.
U
USB:
Universal Serial Bus. A standard type of connection for many different kinds
of devices.
USBTMC:
(USB Test & Measurement Class)
A protocol built on top of USB for communication with USB devices. Using VISA
library, it supports service request, triggers, and other specific operations, similar
to GPIB.
V
VISA:
Virtual Instrument Software Architecture
A standardized software interface library providing input and output functions to
communicate with instruments.
W
WPTC:
(Wireless Performance Test Chamber)
