MagneTek, Inc., Nashville, Tenn., purchased a minority stake in MyTech Corp., Austin, Texas. MyTech makes occupancy sensors and adaptive lighting controls. The two companies will focus on adaptive lighting controls for the HID market. MagneTek and Mytech will offer HID dimming systems in applications such as warehouses, factories and outdoor lighting systems, with MyTech establishing a specialized sales force, a customer service call-in center and an expanded engineering group.

MyTech's sales force will focus on energy-services companies and consulting engineers in North and South America, Asia and Europe. MagneTek will market MyTech's HID control application products through its existing channels to lighting manufacturers and distributors.