This poster includes all known ranges of EMR including gamma rays, X-rays, ultraviolet light, visible light, infrared, microwaves, radio waves (ULF, VLF, LF, MF, HF, long, short, HAM, VHF, UHF, SHF, EHF), cosmic microwave background radiation and brain waves, all organized by octaves. The audio frequency spectrum is also included. Descriptions are included for all ranges and properties of EMR including reflection, refraction, LASER, television, gravity waves, emission and absorption. There is also a handy chart of SI unit prefixes ranging from yocto to yotta.

All items are accurately placed on the graph using custom programmed formulas.

24" x 36" 1200dpi, professionally printed posters on 100lb glossy paper suitable for framing.

Some of the following stores may still have stock of this discontinued version of the Electromagnetic Radiation Spectrum Poster:

	United Nuclear Scientific P.O. Box 373 Laingsburg, MI. 48848 USA Phone: 517-651-5635 email
	Less EMF, Inc. 809 Madison Avenue Albany, NY 12208 USA Phone: 518-432-1550
	Arbor Scientific PO Box 2750 Ann Arbor, MI 48106-2750 USA Phone: 800 367-6695
	Astroshop.de Germany Phone: +49 (0) 8191 / 94049-61
	Science Line Niagara Square. 7555 Montrose Rd Niagara Falls, ON. L2H 2E9 Canada Tel: 905-354-7536 Fax: 905-354-7536

More details including full PDF of poster here .