ARRL Technician Practice Exam

What defines a tactical call sign according to amateur radio standards?

1. An identifier used for specific events or purposes

2. A standard call sign assigned by the FCC

3. A call sign used in emergency conditions only

4. A random selection of letters and numbers

The correct answer is: An identifier used for specific events or purposes

A tactical call sign is specifically designated for use in certain events or purposes, making it distinct from standard call signs assigned by the Federal Communications Commission (FCC). These tactical call signs are often employed in specific operations, such as public service events, emergency response situations, or organized activities like marathons or festivals. The intent behind using tactical call signs is to convey the nature of the operation or the context in which the communication is taking place, thus enhancing clarity and coordination among operators. Using a tactical call sign allows operators to quickly identify the role or function of a station, which can be critical during events or emergencies where effective communication is essential. In contrast, a standard call sign, such as those assigned by the FCC, is unique to the individual licensee and is used for general identification in amateur radio operations.