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Low frequency
Videos
Low frequency is the ITU designation for radio frequencies in the range of 30–300 kHz. Since its wavelengths range from 10–1 km, respectively, it is also known as the kilometre band or kilometre waves
An LF radio clock
An LF radio clock
Low cost LF time signal crystal receiver using ferrite loop antenna.
Low cost LF time signal crystal receiver using ferrite loop antenna.
Marine sandglass MMM
Marine sandglass MMM
Medium frequency
Videos
Medium frequency is the ITU designation for radio frequencies in the range of 300 kilohertz to 3 megahertz. Part of this band is the medium wave AM broadcast band. The MF band is also known as the hec
Low frequency
…or kilometre waves. Frequencies immediately below LF are denoted very low frequency (VLF), while the next band of higher frequencies is known as the medium frequency (MF) band. LF radio waves exhibit low signal attenuation, making them suitable for long-distance communications. In Europe and areas of Northern Africa…
Mast radiator of a commercial MF AM broadcasting station, Chapel Hill, North Carolina, USA
Mast radiator of a commercial MF AM broadcasting station, Chapel Hill, North Carolina, USA
Cage T antenna used by amateur radio transmitter on 1.5 MHz.
Cage T antenna used by amateur radio transmitter on 1.5 MHz.