User's Manual

Chapter 4
33www.javad.com
TECHNICAL SPECIFICATIONS
LMR400 DSP based integrated UHF Modem is the single board OEM wireless transceiver
intended for SCADA, outdoor telemetry applications and transmission /receiving of differential
corrections and additional information by terrestrial radio channels between two GNSS receivers.
The UHF module provides half-duplex communication with transmitter output power of 1 W
(+30 dBm) in the frequency band 406-470 MHz with channel spacing 25 / 12,5 / 6,25 kHz. It
supports the following modulation methods: GMSK, DBPSK, DQPSK, D8PSK, D16QAM.