GW Instek AFG-2000 User Manual - Manual (Page 81)

OPERATION
79
SYNC Output For
AM SYNC output: TTL square waveform with a 50%
duty cycle. The SYNC output is at a logically high
level when the modulated output is positive.
Output diagram
AM output
SYNC output
0V
0V
SYNC Output For
FM SYNC output: TTL square waveform with a 50%
duty cycle. The SYNC output is at a logically high
level when the modulated output is positive (The
SYNC output is synchronized to the modulated
output frequency).
Output diagram
FM output
SYNC output
0V
0V