The target of focus for this ELF and VLF guide, is manmade signals in the range from DC to 30 kHz. For the multitude of natural signals, in the ELF and VLF range of the electromagnetic spectrum, go to the link section, at the end of this paper.

CONTENT OF THIS ELF AND VLF GUIDE *  FORMAT FOR THIS ELF AND VLF GUIDE *  LIST OF RADIO SIGNALS:       RADIO SIGNALS BELOW 10 kHz       RADIO SIGNALS IN THE RANGE; 10 – 15 kHz       RADIO SIGNALS IN THE RANGE; 15 – 20 kHz       RADIO SIGNALS IN THE RANGE; 20 – 25 kHz       RADIO SIGNALS IN THE RANGE; 25 – 30 kHz *  LIST OF CALL SIGNS AND THEIR LOCATIONS *  THE BACKGROUND FOR THIS ELF and VLF GUIDE *  A SOFT RECEIVER FOR VLF USE, with update. *  LINKS TOWARDS FURTHER INFO

This ELF and VLF GUIDE is compiled for The Open Lab, www.vlf.it  by Trond Jacobsen at ALFLAB
For direct contact: trond.jacobsen@halden.net