CEO of Cynaps Technologies who have been designing and manufacturing electronics products and systems since 1994. Tools we use are SoildEdge , LTspice → QSpice , Cadence Allegro then the normal VNA , Scopes and other test equipment , In house P &P and reflow ovens . Simulation has always been an essential tool in the design cycle and we look forward to feature set and reliability improvements in Qspice.