RIGOL DS1000D - Manual (Page 52)

RIGOL
© 2008 RIGOL Technologies, Inc.
User’s Guide for DS1000E, DS1000D Series
2-22
Figure 2- 32 Turn on the digital channel
2. Set threshold mode of digital channels
Press LA→Threshold, select logic standard or User to define your own threshold
voltage. The figure of menu shows as follow.
Figure 2- 33 Set the threshold
Threshold explanation
LOGIC STANDARD TTL CMOS ECL USER
THRESHOULD VLOTAGE 1.4V 2.5V -1.3V -8V to 8V
Setup threshold
Setup data of
threshold by user
Select
running
channel
Running
channel