China Electronics Technology Instruments AV3672 Series, Руководство пользователя

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4 Measurement Setting
4.6 Trigger Mode
102
➢
[Level/Edge]
Set the trigger mode of the external trigger signal, including high level, low level, rising edge and falling edge.
➢
[Accept trigger before armed]
If this item is ticked, corresponding sweep will be executed immediately after the vector network analyzer receives
the trigger signal; otherwise, all the received trigger signals will be ignored.
➢
[Ready for Trigger Indicator]
The trigger READY signal is sent by the BNC interface and automatic test interface (21-pin). High level and low
level of the signal are optional.
Fig. 4.19 Measurement Trigger Dialog Box
3) Auxiliary 1/2 trigger option
a) Auxiliary trigger output zone
➢
[Enable]
Tick the check box to open the external trigger output of the corresponding channel; otherwise, the external trigger
output will be closed.
➢
[Polarity]
Set the polarity of the trigger output signal in the radio box: [Positive pulse] or [Negative pulse] .
➢
[Position]
Set the time to send the trigger output signal in the radio box: [Before data capturing] or [After data capturing] .
➢
[Pulse Duration]
Input the pulse duration of the trigger output signal in the input box.
➢
[Enable Wait-for-Device Handshake]
If this check box is ticked, data will not be captured until the vector network analyzer receives the specific level
from the
auxiliary trigger input (1&2) connector of the rear panel. This signal indicates that the external device is
ready and the network analyzer is allowed to capture data. Otherwise, the network analyzer will not wait. However,
a trigger signal will be sent when the network analyzer is ready. This signal cannot be used to trigger the network