What Does ULF Stand For?

ULF stands for Ultra Low Frequency

Ultra Low Frequency (ULF) refers to electromagnetic waves with frequencies ranging from 0.3 Hz to 3 kHz. This range is used in various applications, including communication with submarines, geological exploration, and monitoring of natural phenomena such as earthquakes. ULF waves can penetrate deep into the Earth and are utilized in scientific research for studying physical properties of the Earth's interior.