User`s guide

Chapter 2 __________________________________________________________ Product Overview
VAISALA_______________________________________________________________________ 39
0410-009
Figure 27 GSM Antenna
UHF Radio Modem
0201-011
Figure 28 Radio Modem SATELLINE 3AS
The SATELLINE 3AS radio modem is a half-duplex radio modem
suitable for high-speed data applications. This radio modem offers high
speed data transmission up to 40 km Line-Of-Sight (LOS). As a UHF
radio modem, it provides the data speeds 19200 bps at 25 kHz and 9600
bps at 12.5 kHz in the air. RS interface data speed is user selectable from
300 to 38400 bps. The connection between data logger and the radio
modem is established by using RS-232.