This is what my Hitachi TIG does and allows you to adjust the cleaning
action in AC mode.

Nick Müller wrote:

Ignoramus12834 wrote:

For my inverter, the absolute value of the voltageand current is the same
for positive vs negative half cycle.


What is wrong behind my idea to switch the bridge asymetric? For example
70% one direction, 30% the other. This way, you get a (averaged)
DC-offset.


Nick