Advanced Technical Materials Inc. [ ATM ] - ATM's Microwave measurement capability up to50GHzmakes us the best choice for the design and manufacturing of your components. Our in house design, manufacturing, inspection and quality control capabilities allow fast response to our customer requirements. Many of our designs areForm Fit and Function Equivalentsto those manufactured by other component companies in the industry. High quality, exacting standards, and excellent workmanship make it easy for ATM to qualify as a second source.