Digital Modem 1

The DM-1 is a 0.5-2.0 Watt UHF transceiver designed as an exteternal Module with RS-232 comunication with an external device. Can Transmit either a one- or two-way radio communication link that is configurable for operation between 403 and 473 MHz. This sophisticated radio modem is based on Pacific Crest’s latest generation XDL technology while remaining backward compatible with existing Pacific Crest, Trimble and other products. Integrating the latest modem technology from the leader in radio frequency data communications instantly puts your products in touch with the world’s largest installed base of GNSS precise positioning systems.




During RX 0.45 Watt

During TX 2.9W @ 0.5W RF Output 5.4W @ 2W RF Output

Modulation/Link Rate 4-Level FSK: 9600, 19,200 bps GMSK: 4800, 8000, 9600, 16,000, 19,200 bps

Link Protocols Transparent EOT/EOC/FST, Packet-switched, TRIMMARK™, TRIMTALK™, SATEL® (Compatible South , Stonex type 1)

Forward Error Correction

(FEC) and Detection


Frequency Band 403-473 MHz

Frequency Control Synthesized 6.25 kHz tuning resolution

Frequency stability +/- 1 PPM 12.5 kHz and 25 kHz, software derived

RF Transmitter Output 0.5 or 2.0 Watt (Programmable)

Sensitivity -110 dBm BER 10-5



Leaflet Link

Intergeo 2013

Oct 8-10,10 2012 Essen

Intergeo 9-11/Oct Hall 3, c3.017

Intergeo 2012

Oct 9, 2012

Intergeo 9-11/Oct Hall 9, Stand G19

Software For Cors Managment

Oct 3, 2012

Software NTrip Casting

Client Connection, Rinex Distribution


Oct 3, 2012

Precise and easy to work