Everett Charles Technologies (ECT) makes printed circuit board and semiconductor test equipment with related components, such as contacts, probe card blanks, and spring probes. The company also offers circuit board test software and pre-owned equipment. ECT operates three business groups: Contact Product, Fixture Services, and Capital Equipment. The company has developed board test products since 1965. ECT is a subsidiary of Xcerra), a maker of automated test equipment used to test semiconductors during the manufacturing process, after a 2013 acquisition.