Forums › SA Series Discussions › External trigger to start sweep in SA44B › Reply To: External trigger to start sweep in SA44B July 31, 2017 at 5:29 pm #156722 AndrewModeratorVolker,The VSG and SA could be controlled at the software level to step/sweep, but would be very slow. The sync port on the TG is what allows fast step time at the firmware level. This was not part of the VSG design.Regards, Andrew
