USCG Exam Practice · Radar fundamentals and ARPA basics
The IMO Performance Standards in 33 CFR §164.38 Appendix A require that ARPA facilities be available on at least which range scales?
- A6 or 8 miles, and 1 or 2 miles
- B12 or 16 miles, and 3 or 4 miles✓ correct
- C12 or 16 miles, and 1 or 2 miles
- D6 or 8 miles, and 3 or 4 miles
Why B is correct
Paragraph 3.4.4 of Appendix A to 33 CFR §164.38 specifies that ARPA facilities must be available on at least the 12- or 16-mile range scale and the 3- or 4-mile range scale.
Cited:33 CFR §164.38
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