GW Instek GDS-3000 Series User Manual - Manual (Page 136)

GDS-3000 Series User Manual
136
5. Use the side menu to select the
pulse width trigger source.
Range Channel 1 ~ 4 (Alternate On/Off),
Line, 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.
8. Then use the side menu to select
the pulse width condition and
width.
Condition > , < , = , ≠
Width 4ns ~ 10s
9. Press Threshold from the lower
bezel to edit the pulse width
threshold.
10. Use the side menu to set the
threshold.
Range -XXV~XXV
Set to TTL 1.4V
Set to ECL -1.3V
Set to 50%