DescriptionTaking whistler recordings.
A whistler is a very low frequency or VLF electromagnetic (radio) wave generated by lightning.[1] Frequencies of terrestrial whistlers are 1 kHz to 30 kHz, with a maximum amplitude usually at 3 kHz to 5 kHz. Although they are electromagnetic waves, they occur at audio frequencies, and can be converted to audio using a suitable receiver (Wikipedia)Season1961-1962Date Taken1961-1962 SeasonOriginalSlideNo. People1
This licence allows you to download this work and share it with others as long as you mention us and link back to us, but you cannot change it in any way or use it commercially.