API Technologies is a market leader in the world of RF & Microwave components and systems. API Technologies draws upon 60 years of experience, an extensive design library, and a talented staff of seasoned microwave engine......API Technologies is a market leader in the world of RF & Microwave components and systems. API Technologies draws upon 60 years of experience, an extensive design library, and a talented staff of seasoned microwave engineers with backgrounds in amplifiers, mixers, filters, oscillators, synthesizers, and systems.