Atec Agilent-4395A User Manual
Page 6
Group Delay Characteristics
Aperture [Hz]
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.25% to 20% of span
Accuracy
In general, the following formula can be used to determine the accuracy, in seconds, of a specific group
delay measurement:
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PhaseAccuracy
(
deg ree
)
Aperture
(
Hz
)×
360
(
deg ree
)
Sweep Characteristics
Sweep type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Linear frequency, Log frequency, Power, List frequency
Sweep direction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Upper direction only
Trigger type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Hold, Single, Number of groups, Continuous
Trigger source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Internal (free run), External, Manual, HP-IB (bus)
Event trigger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
On
point, On sweep
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