Tag Archives :am fm guest pager system

At present, the guest paging system introduced by Retekess is technically divided into two types, frequency modulation, and amplitude modulation. Because of the different technologies they use, their characteristics are also different. The AM guest pager system has stronger penetrating power and is more suitable for businesses that are not far away but have many walls or partitions in the same building. The FM guest pager system is more suitable for long-distance calls.  ...