Setting The Video Bandwidth - Keysight N1911A User Manual

2 General Power Meter Functions

Setting the Video Bandwidth

This feature is only available when a P-Series or an E-Series E9320 power sensor
NOTE
is connected.
Selecting a bandwidth value close to or slightly greater than required by the
modulating signal bandwidth can help reduce noise and improve accuracy on
peak measurements (see
for long acquisition times.
Table 2-3
Low:
5.0 MHz
The Low, Medium, and High pass band shapes achieved by the video bandwidth
settings provide flat filter responses with very sharp cut-off points by applying
digital signal processing techniques to ensure accurate power measurement
within the specified band.
84
Table 2-3). It can however, reduce the processing speed
P-Series Sensor Video Bandwid th Setting
Med ium:
15.0 MHz
High:
30.0 MHz
Keysight N1911A/1912A User's Guide
Off
>30.0 MHz