The Model 4455 from GDP Space Systems is a GNSS Receiver with an input frequency range of 100 Hz to 80 MHz and an output frequency range of 100-5250 MHz. This dual channel RF receiver has a noise figure range of 4-8 dB and a wide dynamic range of 90 dB. It has a 2 bit synchronizers witha bit rate of 50 bps to 20 Mbps and a data rate of 10 bps to 10 Mbps. The receiver features TTL, RS422 and ethernet data and control interfaces with BPSK, QPSK, OQPSK, AUQPSK, GMSK and  SOQOSK modulation formats. It has a compact and flexible design which is ideal for wide variety of communications link applications.