Live VLF Natural Radio

A collection of live natural radio streams of the VLF band.
 

Data access

The VLF signals and analysis results collected here are available without charge to anyone wanting to experiment, carry out research, or for art and educational projects.

Whistler data

Whistler counts and dispersion measurements are available in CSV or other formats. Raw audio and reassigned spectrograms for over 780,000 whistlers are also available. Please contact with your requirements.

VLF signal archives

The timestamped VLF signals are recorded for about 20 days. Signals can be retrieved here.