API Technologies Corp. (NASDAQ: ATNY) ("API" or the "Company"), a leading provider of high performance RF/microwave, power, and security solutions for high-reliability applications, has added to its line of radiation-hardened (rad-hard) power management products the APPREG2, a new linear voltage regulator. The APPREG2 features an enable function, which allows users to power up or power down certain sections of their system electronics, saving power and preserving the internal power chain.