Good Will Instrument GDS-3000A Series, Руководство пользователя

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GDS-3000A series User Manual
150
From left: trigger source, slope, trigger level,
coupling
4. Press Source to change the trigger
source.
5. Use the side menu to select the trigger source
type.
Range
Channel 1 ~4 (Alternate On/Off),
EXT (Ext Probe: Volt/Current,
Attenuation: 1mX~1kX, and AC
Line.
6. Press Coupling from the bottom
bezel menu to select the trigger
coupling or frequency filter
settings.
Choose the coupling from the side menu.
Range
DC, AC, HF Reject, LF Reject
7. Toggle Noise Rejection On or Off
from the side menu.
Range
On, Off
8. From the bottom menu press Slope
to toggle the slope type.
Range
Rising edge, falling edge, either
9. To set the external trigger level,
select
Level from the bottom bezel
menu (Not applicable for AC line
source).
10. Set the external trigger level using
the side menu.