Description: LTspice is a free circuit simulation software by Analog Devices. It is used for simulating analog and mixed-signal circuits. LTspice allows schematic capture and waveform viewing to verify circuit designs and study circuit behavior.
Type: software
Description: PTC Mathcad is engineering calculation software used for solving, analyzing, and sharing engineering design knowledge. It allows engineers to capture and reuse design knowledge and provides a way to document work using standard mathematical notation.
Type: software