Tektronix TDS 340A User Manual

Triggering
3–12
TDS 340A, TDS 360 & TDS 380 User Manual
Figure 3–9: The edge trigger menu
Use the edge trigger menu to perform these tasks.
Press the main-menu button Source. Use the side menu to select from these
options:
H Press Ch1 or Ch2 to set the trigger source to one of the input channels.
H Press Ext or Ext/10 to set the trigger source to the EXT TRIG input on the
front panel. Ext/10 attenuates the external input signal by a factor of ten.
Note that while the instrument can trigger on external trigger signals, it
cannot display them.
H Press AC to set the trigger source to the oscilloscope line voltage signal.
Press the main-menu button Coupling. Use the side menu to select from these
options:
H Press DC to select DC coupling.
H Press AC to select AC coupling.
H Press HF Reject to select high-frequency reject mode. High-frequency
rejection removes the high-frequency portion of the triggering signal. This
Select the Trigger Source
Select Trigger Coupling

Tektronix TDS 340A Specifications

General

Brand	Tektronix
Model	TDS 340A
Category	Test Equipment
Language	English