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4 Bandwidth menu
· [Res BW Auto Man]: Press [BW]→[Res BW Auto Man], and set it with
the number keys on the front panel or the [↑] or [↓] key or knob.
[Special note]: The resolution bandwidth depends on the bandwidth
of the IF filter, while the trace shape depends on the filter of IF
bandwidth. This instrument supports variable resolution bandwidth
settings from 1Hz to 10MHz, with the step of 1-3-10.
· [Video BW Auto
Man]: Press [BW]→[Vedio BW Auto Man] and change
it with the number keys or the [↑] or [↓] key or knob.
[Special note]: The video bandwidth filter is used for smoothing the
trace so as to improve the ability to detect weak noise signals. This
instrument supports variable resolution bandwidth settings from 1Hz
to 10MHz, with the step of 1-3-10.
· [Average Off
On]: Press [BW]→[Average Off On]. The averaging
function can be used smoothing the displayed trace without changing the
video bandwidth filter. It can be changed with the number keys or the [↑] or
[↓] key or knob.
·[SPAN/RBW]: Press [BW]→[SPAN/RBW] to set the ratio of the span to
resolution bandwidth. In the auto mode, the resolution bandwidth will
change automatically with the span. This ratio can be changed with the
number keys or the [↑] or [↓] key or knob.
·[RBW/VBW]: Press [BW]→[RBW/VBW]. In the auto mode, the video
bandwidth will change automatically with the resolution bandwidth. This
ratio can be changed with the number keys or the [↑] or [↓] key or knob.
· [Detector]: Press [BW]→ [Detector] to enable the detector function
menu. Refer to [Detector] menu for details.