ARRL Grammar Fundamentals 3

Question 1

In the NATO/ITU phonetic alphabet used in amateur radio, which word represents the letter 'F'?

Accepted Answer

Foxtrot

Answer

Foxtrot is the standard ITU phonetic alphabet word for the letter F, adopted to ensure clarity over radio channels.

Question 2

In the RST signal-reporting system, what does the letter 'R' represent?

Accepted Answer

Readability

Answer

RST stands for Readability, Strength, and Tone; 'R' rates how well the signal can be understood on a scale of 1 to 5.

Question 3

What is the NATO phonetic alphabet word for the letter 'W'?

Accepted Answer

Whiskey

Answer

Whiskey is the standard ITU/NATO phonetic word for W, chosen for its distinct sound that carries clearly over voice channels.

Question 4

A phone signal report of '59' in the RST system means the signal is:

Accepted Answer

Perfectly readable with very strong signal strength

Answer

A 5-9 report means Readability 5 (perfectly readable) and Strength 9 (extremely strong signal), the best possible phone report.

Question 5

In the RST system used for CW contacts, what does the 'T' component evaluate?

Accepted Answer

Tone quality of the CW signal

Answer

The 'T' (Tone) component rates the quality and purity of the CW carrier wave on a scale of 1 to 9, relevant only for Morse code contacts.

(ARRL) American Radio Relay League Practice Test