The Praecis II is a second generation time & frequency reference. In addition to sourcing precision 1 PPS timing and 10 MPPS frequency signals via SMA connectors, the Praecis II also provides an RS-232 serial port for control, status and timing. The RS-232 timing signals can be used for computer network synchronization via the Network Time Protocol (NTP). Its small size and convenient packaging, coupled with its integrated antenna, make it easy to install wherever it is needed. Features include: