11
2.048Mb
p
s Wireless Modem
TECHNICAL: 0118 931 2233
RSSI
Antenna reception can be fine-tuned by checking the strength of the received signal. To
check signal strength, connect a Digital Voltmeter (DVM) to the Receive Signal Strength
Indicator (RSSI) test point on the rear panel of the2.048Mbps Wireless Modem.
Co-location
This option enables to simultaneously establish a number of co-located links in star or
parallel topology, when they are synchronized in frequency via a synchronizing cable. Using
this option may be restricted by regulation in certain countries.
Choice of Antennas, Cables and RF Accessories
Several optional types of antennas, cables and RF accessories are provided allowing selection
of the RF components best suited for different applications.
• Provides a cost-effective alternative to leased telephone cable service.
• Saves the expense of costly wire or fibre optic cable installation.
• Connects off-shore installations and sites separated by water, hazardous terrain or difficult
weather conditions.
• Is simple to install, giving immediate communication ability to remote sites.
• Links headquarters with branch offices.
• Provides a back-up link for cable connections.
The 2.048Mbps Wireless Modem is comprised of four main components:
• Line Interface Unit
• Modem
• Radio
• Antennas
These components are described in detail in the following sections.