Manual

13
4.4 Modem/router
- Modem is the central controller of the system. It must be
powered at all time when the Navigation System is
working. It recommended that an active USB hub used for
that purpose or even a regular cellular phone USB power
supply. A USB power bank also can be used
- The modem is also used to set up the system, monitor it,
and interact with the Dashboard
- It can be placed anywhere within radio coverage for
permanent radio connection with all beacons—usually in
the radius of up to 100 meters with antennas from the
Starter Set
- Radio coverage further extended to a few hundred meters
by using a lower bitrate of 38kbps and full-size (165mm
for a 433MHz band) antennas, which been tested up to
400 m in ideal conditions
- There are 433MHz and 915MHz versions available
- A proprietary radio protocol used for communication and
synchronization