The Ultra Low Frequency band spans 300-3,000 Hz (100-1,000 km wavelengths)
Jump to Frequency Bands: | Band | Frequencies | Wavelengths | | ---- | ----------- | ----------- | | elf | 3-30 Hz | 10,000-100,000km | | slf | 30-300 Hz | 1,000-10,000 km | | ulf | 300-3000 Hz | 100-1,000 km | | vlf | 3-30 kHz | 10-100 km | | lf | 30-300 kHz | 1-10 km | | mf | 300 kHz-3 MHz | 100-1,000 m | | hf | 3-30 MHz | 10-100 m | | vhf | 30-300 MHz | 1-10 m | | uhf | 300-3,000 MHz | 10-100 cm | | shf | 3-30 GHz | 1-10cm | | ehf | 30-300 GHz | 1-10 mm |