Radiant Technology Corp.: The Anaheim-based manufacturer of...

Radiant Technology Corp.: The Anaheim-based manufacturer of infrared ovens and furnaces for the microelectronics industry reported that its net income dropped 71% for the fiscal 1990 first quarter ended Dec. 31, but that revenue rose 12%. Net income for the quarter was $27,300, down from the $95,500 posted a year ago. Revenue was $2.3 million, up from $2 million.