Selecting A Method To Start Measurement (Trigger Source) - Agilent Technologies 4294A Operating Manual

Selecting a Method to Start Measurement (Trigger Source)

Follow the steps below to select a trigger source, the cue generator for starting your
measurement.
Step 1. Press the
Step 2. Press the
Step 3. Use the following keys to select the trigger source.
Trigger source
Internal (continuous triggering automatically
generated in the 4294A; also called free-run)
External (triggering with a signal from the
external trigger input terminal on the rear
panel)
GP-IB/LAN (triggering generated with a
trigger command transferred via GP-IB or
LAN for starting measurement.)
Manual (triggering generated by pressing
MANUAL key)
NOTE See Chapter 10 , "Specifications and Supplemental Performance Characteristics," on page
323 for characteristics of the signal required for an external trigger (triggering with a signal
from the external trigger input terminal on the rear panel).
See the "Programming Guide" for details on how to use the GP-IB/LAN trigger.
The trigger source currently selected is displayed in the key label
key.
Softkey label
SOURCE [FREE RUN]
SOURCE [EXTERNAL]
SOURCE [HP-IB]
SOURCE [MANUAL]
Chapter 5
Selecting a Method to Start Measurement (Trigger Source)
key to display the trigger menu.
[Trigger]
key to display the trigger source menu.
SOURCE [ ]
Setting Measurement Conditions
Key stroke
FREE RUN
EXTERNAL
HP-IB/LAN
MANUAL
of the
[ ] SOURCE [ ]
Selected trigger source
Internal (free-run)
External
GP-IB/LAN
Manual
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