Spectrum Analyzer Mode Key Descriptions
Spectrum Analyzer Mode Functions
VID BW AUTO MAN
changes the analyzer
As the video bandwidth is decreased, the sweep time is increased to maintain amplitude calibration. A “f” mark appears next to VBW on the bottom of the analyzer display to indicate that it is not coupled. To couple the video bandwidth, press VID BW AUTO MAN so that AUTO is underlined.
The video bandwidth can be changed by using the step keys, the knob, or the numeric keypad.
N O T E
Coupling the video bandwidth function also couples the video bandwidth to resolution bandwidth ratio function. If you want to