R&S RTA4000, User Manual

Page: 88 / 861

Trigger
R&S
®
RTA4000
88 User Manual 1335.7898.02 ─ 08
"Inside"[, ]"Out-
side" Triggers on pulses inside or outside a range specified with "Time t1"
and "Time t2".
This method is an alternative setting to the range definition with
"Time
t" and "Variation". The values are interdependent. "Variation"
and "Time t" are adjusted, if you change t1 and t2, and vice versa.
Remote command:
TRIGger:A:WIDTh:RANGe
on page 466
Time t
Sets the reference time, the nominal value for comparison settings "Width >",
"Width <", "Width =", and "Width
≠
".
Remote command:
TRIGger:A:WIDTh:WIDTh
on page 466
Variation
Sets a range
Δ
t to the reference "Time t", if comparison is set to "Width =" or "Width
≠
".
The instrument triggers on pulses inside or outside the range t
±Δ
t.
Remote command:
TRIGger:A:WIDTh:DELTa
on page 467
Time t1, Time t2
Set the lower and upper time limits defining the time range if "Width =" or "Width
≠
" is
set for comparison. "Time t" and "Variation" are adjusted accordingly.
Remote command:
TRIGger:A:WIDTh:RANGe
on page 466
TRIGger:A:WIDTh:DELTa
on page 467
Threshold
Threshold of the trigger source channel, used as trigger level for the width trigger.
See also "Threshold" on page 59 and "Trigger Level, Threshold" on page 83.
Remote command:
TRIGger:A:LEVel<n>[:VALue]
on page 462
CHANnel<m>:THReshold
on page 440
Hysteresis
Hysteresis of the trigger source channel, see "Hysteresis" on page 59.
Remote command:
CHANnel<m>:THReshold:HYSTeresis
on page 441
6.7 Video trigger
The video or TV trigger is used to analyze analog baseband video signals. You can
trigger on baseband video signals from standard definition and high definition stand-
ards connected to an analog channel input or to the external trigger input.
The instrument triggers on the sync pulses.
Video trigger