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Performance Tests
TDS 520A, 524A, 540A, & 544A Performance Verification
50 Cable
Signal
Generator
SG 502
Figure 1-32: 60 Hz Rejection Test Hookup
Adjust the SG 502 for three vertical divisions of 60 Hz signal (See
Figure 1-33). The signal will not be triggered. That is, it will run
free.
Figure 1-33: 60 Hz Rejection Test Setup Signal
c. Check 60 Hz rejection.
Use the keypad to set the the horizontal scale time-per-division
(Horiz Scale (/div)) to 50 s (press 50, SHIFT, , then ENTER).
Reconnect the output of the signal generator (SG 502). Connect
the PAL signal source’s composite signal connector (labelled
COMPST on the TSG 121) to a 75 cable and a 75 termina-
tor. Connect both signals to the CH1 input through a BNC T (See
Figure 1-34).