Same Sky® has introduced prototyping test enclosures for evaluating rectangular miniature speakers in 15 x 11 mm, 16 x 9 mm and 18 x 13 mm frame sizes. The BOX-1511-1CC, BOX-1609-1CC and BOX-1813-1CC create an acoustic cavity of about 1 cc to provide controlled rear volume during speaker testing and support comparison with specified performance. […] The post Test enclosures provide 1cc cavities for miniature speakers appeared first on Electrical Engineering News and Products .