Miyachi Unitek (www.miyachiunitek.com) has released the latest version of its WeldLab software. Designed to work with the company's large-scale inverter and AC welding controls, WeldLab facilitates connection of one or more controls to a computer for monitoring the status of up to 30 individual controls, program weld schedules and menu items, and for collecting weld history data and exporting it to other programs for further analysis.