In radio terminology, what does RF stand for?

The term "RF" stands for "Radio Frequency," which refers to the electromagnetic wave frequencies that lie in the range of around 3 kHz to 300 GHz. Radio frequencies are used for various forms of communication, including television, radio broadcasting, mobile phones, and other wireless technologies.

Radio frequency is a fundamental concept in telecommunications and electronics, conveying how signals are transmitted over the air, allowing different devices to communicate without interference. Due to the wide application of RF in everyday technology, understanding this term is crucial for anyone involved in radio operations or related fields.

The other terms mentioned do not align with standard radio terminology. Resonance frequency pertains to systems oscillating at their natural frequency but is not specifically related to radio communications. Relayed frequency and radio feedback are not recognized terms in the context of radio technology, making them less relevant. Thus, "Radio Frequency" stands out as the most accurate and widely recognized definition.