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RADAR AND ARPA MANUAL
of national legislation. Only the facilities which are spe-
cified by the IMO Performance Standards will be con-
sidered in this chapter. Where appropriate, at the
beginning of each relevant section, extracts from the
IMO Performance Standards for ARPAs will be quoted
(in the form of indented paragraphs) to the extent neces-
sary to support the section. For the full text of the Stan-
dard, the reader is referred to Section 10.3.
All ARPAs are required to have certain facilities but,
unfortunately, there has been no standardization among
manufacturers either in the form of the provision or in
the labelUng of controls. A ...