迅腾贸易

symmetricom is the worldwide leader in precise time and frequency products and services, <br>since 1985, the company's timing, frequency and synchronization solutions have helped define <br>the world's standards, delivering precision, reliability and efficiency to wireless and wireline <br>networks, instrumentation and testing applications and network time management. our <br>telecommunications solutions division (tsd) develops products such as global positioning <br>system (gps) solutions for instrumentation applications, as well as network time servers for <br>network time protocol (ntp) synchronization and time synchronization solutions. for more <br>information, visit www.symmetricom.com