Ham Radio General Class Practice Test

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Which of the following describes a type-N connector?

A moisture-resistant RF connector useful to 10 GHz
A small bayonet connector used for data circuits
A threaded connector used for hydraulic systems
An audio connector used in surround-sound installations

The correct answer is: A moisture-resistant RF connector useful to 10 GHz

The type-N connector is specifically designed to provide a sturdy, weather-resistant connection for radio frequency (RF) applications. Its construction allows it to handle frequencies up to 10 GHz, making it suitable for a wide range of RF applications, including those found in ham radio setups. The moisture-resistant feature of the type-N connector is particularly important for maintaining signal integrity in outdoor or high-humidity environments, where exposure to water can otherwise degrade performance. The other options do not accurately represent the type-N connector. The description of a small bayonet connector applies to other types of connectors that are more suited to data circuits, rather than RF applications. Threaded connectors used for hydraulic systems are quite different in purpose and design, focusing on fluid transport rather than signal transmission. Lastly, audio connectors related to surround-sound installations do not pertain to RF or data signals and are specifically tailored for audio applications. Understanding the characteristics of the type-N connector helps in selecting the appropriate connectors for specific applications in ham radio and other RF-related uses.