GW Instek AFG-100/200 Series User Manual - Manual (Page 35)

OPERATION
35
MOD waveform
Source The sync output is a positive
pulse for the positive
transition of the modulating
waveform and low for the
negative transition. The signal
is a TTL level signal.
FM output
SYNC output
0V
0V
Arbitrary Waveform
Source The ARB function can output
either carrier or marker
signals.
Carrier: The sync output is a
single TTL positive pulse for
the positive transition of the
ARB waveform and low for
the negative transition.
Marker: A single TTL level
positive pulse is output at the
start of each period of the ARB
waveform.