Profile: Testra Corporation specializes in precision drive and control of rotary & linear stepper motor systems in an automation environment. We manufacture motion control systems with indexers and drivers for stepper motors. We provide coordinated multi-axes systems for use by OEM's, system integrators. We have also applied the technology to individual motor drive modules resulting in the Softstep driver product line. Our 4X483S, is an integrated step motor drive system that is ideally suitable for a wide variety of applications. This is a complete system including power, 4 axes of drivers, and parallel port interface to a PC. Our flagship product, the SS4544, is an integrated motion and machine control system that is ideally suitable for a wide variety of applications. We offer software for laser & mechanical engraving, routing, and plasma cutting machine control.