VLF-3 Radio Receivers

Since 1989, The INSPIRE Project, Inc. has provided radio receiver kits to over 2,500 students and other groups internationally to make observations of signals from sources in the ionosphere at audio frequencies. The INSPIRE VLF-3 Receiver is designed to receive radio waves in the 0-10 kHz range. Please see INSPIRE Journal Archives for field observations worldwide.

For more in-depth information on the INSPIRE VLF-3 Receiver, please see the following:

The INSPIRE VLF-3 Receiver – Theory of Operation PDF (256 KB)
by Robert Bennett

Field Equipment Setup
by Bill Pine, Co-Founder Emeritus of INSPIRE

Complete Assembly Instructions PDF - New!  Updated 11/09
by Wes Greenman

Note: A good antenna is a 72-inch telescoping antenna available from Pacific Antenna for $10.00 + s/h.

Website: http://www.pacificantenna.com/Ordering.htm

A 2 meter length of sturdy wire will work almost as well but is slightly less easy to transport.

Soldering Techniques – Helpful Tips & Videos
Radio Jove Help Page – Item 3

ORDER YOUR VLF-3 RADIO RECIEVER KIT TODAY!
VLF-3 RECEIVER KIT ORDER PAGE