Teradyne (NASDAQ:TER) reported quarterly earnings of $0.57 per share which beat the analyst consensus estimate of $0.54 by 6.15 percent. This is a 33.72 percent decrease over earnings of $0.86 per share from the same period last year. The company reported quarterly sales of $651.797 million which beat the analyst consensus estimate of $647.908 million by 0.60 percent. This is a 10.70 percent decrease over sales of $729.879 million the same period last year.