Looking to get a simple 1F AWS TIG cert. The only testing center near me in southern MD quoted $525 for the one cert. Seems high to me. Have the prices gone up??

I know some folks like simplified machines, but I like to have as many features as possible so they are there to make my life easier when I need them (or at least when I think I need them). Must haves: HF start, AC balance with bare minimum 70/30% ranges, pulse with at least 0.5-60 pps, pulse backgr...