Since 1986 ACT - formerly Advanced Crystal Technology - have evolved into a leading design partner for high-performance frequency control products. 自1986年以来，ACT--前身为先进晶体技术--已发展成为高性能频率控制产品的领先设计伙伴。 Contact us today and take advantage of over 30 years of frequency control design, manufacture and distribution 今天与我们联系，并利用30多年来的频率控制设计、制造和分销。