This system measures auroral radio emissions with a radio frequency interferometer. It consists of 17 antennas spaced over 50 acres about 1.5 km north of the site's main building, and is described in J. Hughes et al, Rev. Sci. Instr., Vol. 71, p. 3200, August 2000.

Below, low-frequency hiss and correlated MF auroral burst observed during a substorm expansion event.

Prof. Jim LaBelle
Dept. of Physics & Astronomy
Dartmouth College
Phone (603) 646-2973

Prof. Allan T. Weatherwax
Siena College
515 Loudon Road
Loudonville, NY 12211-1462
Phone (518) 786-5089
Fax (518) 783-2986