3. The link is the simplest of communication structures and represents the foundation for
other structures. Building on this foundation we have what is known as a radio "GROUP". A
radio group is composed of a number of links with one station serving as the common
operating control. Figure 1-2 is a graphic representation of a "group".
Figure 1-2. A radio "GROUP."
4. A radio Net is a number of associated groups or links assembled on the basis of common
operating characteristics under or serving the same common superior headquarters. Figure 1-
3 is a graphic representation of a radio "net."
Figure 1-3. A radio "NET".
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