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 are available for $9.99US + S&H.

The Electromagnetic Radiation Spectrum Poster may also be available in the following stores:

	United Nuclear Scientific P.O. Box 373 Laingsburg, MI. 48848 Phone: 517-651-5635 email
	ThinkGeek, Inc. 10201 Main Street Suite 100 Fairfax, VA 22030 Tel: 703.293.6299 or 1-888-GEEKSTUFF
	EfstonScience 3350 Dufferin Street Toronto, ON M6A 3A4, Canada In-store only sales of this poster Tel: 416-787-4581 or 888-777-5255
	Science Line Niagara Square. 7555 Montrose Rd Niagara Falls, ON. L2H 2E9 Tel: 905-354-7536 Fax: 905-354-7536
	New Horizons British Columbia, Canada email: sales@newhorizonsscientific.ca
	Less EMF, Inc. 809 Madison Avenue Albany, NY 12208 Phone: 518-432-1550

More details including full PDF of poster here .