GW Instek GDS-2000E Series - Page 157

CONFIGURATION
157
5. Use the side menu to select the pulse width
trigger source.
Range
Channel 1 ~ 4 (Alternate On/Off),
EXT (Ext Probe: Volt/Current,
Attenuation: 1mX~1kX ), AC Line
6. Press Polarity to toggle the polarity
type.
Range
Positive (high to low transition)
Negative (low to high transition)
7. Press When from the lower bezel.
Then use the side menu to select the pulse
width condition and width.
Condition
> , < , = , ≠
Width
4ns ~ 10s
8. Press Threshold from the lower
bezel to edit the pulse width
threshold.
Use the side menu to set the threshold.
Range
-XXV~XXV
Set to TTL 1.4V
Set to ECL -1.3V
Set to 50%