Gw-instek GSP-827 User Manual Manual de usuario Pagina 20

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2.7GHz Spectrum Analyzer Operation Manual
19
6.2.12 Edit the Limit Line,
Function ke
y
Description
Limit Line Select the Limit line relative functions.
F3
<Edit>
Select limit line editing.
F1 <Limit
Upper>
Toggle the editing between high and low limit line.
Arrow Ke
y
s
Use ∧∨ > < arrow ke
y
s to mark and modif
y
the existe
d
points.
F2
<Insert>
Insert a point at where the point is marked.
F3
<Delete>
Delete a point at where the point is marked.
F4
<Undo>
Undo the previous edit step. Only one step is reserved.
F6
<Return>
Exit the limit line editing.
6.2.13 Change RBW, VBW and Sweep time
Function ke
y
Description
BW Activate the power measurement relative functions.
F1 <RBW
Auto>
Switch RBW between Auto and Manu mode. In auto mode,
RBW is cou
p
led with S
p
an; in manual mode, use and
arrow keys to select RBW as wanted.
F2 <VBW
Auto>
Switch VBW between Auto and Manu mode. Use and
arrow keys to select VBW as wanted in manual mode.
F3 <SwpTm
Auto>
Switch Swee
p
Time between Auto and Manu mode, ke
y
in
the sweep time as wanted in manual mode.
F4
<All Auto>
Set all RBW, VBW and sweep time to auto mode.
6.2.14 Trigger by input signal level
Function ke
y
Description
Trigger Select the trigger mode functions.
F2 <Video
Level>
Select level-on-dis
p
la
y
as tri
gg
er source. Ke
y
in the level to
trigger the sweep.
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