What is the frequency range 3 kHz to 300 GHz?

The frequency range from 3 kHz to 300 GHz encompasses a wide spectrum of electromagnetic waves, including audio frequencies (3 kHz to 20 kHz), radio frequencies (20 kHz to 300 MHz), microwave frequencies (300 MHz to 300 GHz), and millimeter waves (30 GHz to 300 GHz). This range is utilized in various applications such as telecommunications, radar, and medical imaging. Each segment has distinct properties and uses based on its frequency, impacting how signals are transmitted and received.