4
Terminology
Node
Radio repeater connected to the Internet via a PC, creating an internet WIRES access
point which repeats signals of conventional amateur radio stations.
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Local node
Node within the radio contact range of a conventional amateur radio station.
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Analog node
An analog node is a transceiver or repeater using the conventional FM format, that can
only repeat DTMF (Dual Tone Multi Frequency) codes, and analog audio transmissions.
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Digital node
A Digital node is a transceiver or repeater compatible with digital communications in
C4FM (Continuous 4 level FM) format. This type of node can transmit/receive digital
audio, as well as text and image data. You can also repeat DTMF codes and analog
audio transmissions.
Local
node
Local
node
Local
node
Local node
Local node
Local
node
Local
node
Local
node
Local
node
Local
node
Station
Station
WIRES
server
HRI-200
PC
PC
Internet connection
HRI-200
As long as the local nodes
are linked to each other, stations
can communicate with each
other by connecting to a
local node