User`s guide

User’s and Service Guide Supplement 17
E4438C Option HEC
Repeatable Triggering for Multiple Baseband Sources
ESG-C E4438C Option HEC “Slave” Instrument
Set the E4438C “Slave” as follows:
1. Select [Preset] > [Mode] > Dual ARB > Select Waveform. Using the arrow keys to
select RAMP_TEST_WRM on the display, then Select Waveform (*NONE*).
2. Select Trigger > Single.
Verify the following: Refer to Figure 12.
• Sample Clock: 100.000 MHz
• IQ Mod Filter: Through
• Ref Freq: 10.000 MHz (Int)
•Trig Type: Single
• Trig Source: Ext (Patt Trig In 1)
Figure 12 Display of the “Slave” settings
NOTE If the settings are not the same as in Figure 12 proceed with the following:
Trigger (Single) > Trigger Setup > Trigger Source (EXT) > Ext >
Ext Source (PATT Trig IN 1) > [Return] > [Return] > [Return]