3D Scene
Illustrates most of the modeling, illumination, and rendering 3D objects. Covers Z-buffer, Shading, Phong illumination, and Ray Tracing.
http://www3.telus.net/Voiculescu/scene_3d/index.html

Radiant Imaging
CCD light measurement systems, light source characterization files, optical and illumination design software, and optical and illumination engineering services.
http://www.radimg.com/

Global Illumination Compendium by Philip Dutré
This page contains the Global Illumination Compendium, an effort to bring together most of the useful formulas and equations for global illumination algorithms in computer graphics.
http://www.cs.kuleuven.be/~phil/GI/

Christensen, Lowell - SpotWorks
Full service radio production including copy-writing and voice overs of radio commercials. Radio production of full feature radio programs and radio liners for station imaging. Narration, radio production, and web audio for multimedia projects.
http://www.radioproductionservices.com

Radio Art
this page contains free amateur radio related clipart and humor
http://ve7lgt1.tripod.com/

ABC Communications
Two-way radio dealer offering amateur radio, business radio, CB radio and accessories.
http://www.abc-comm.com/

SAK International Industries (HK) Ltd
Hong Kong manufacturer and exporter of Audio, Consumer Electronics like radios, table lamps, radio controlled clock radios, portable radios, LCD clock radios, analog clock radios, RDS radios, PIR radios, shower radios, beauty and health electronic items.
http://www.sakintl.com/

Link Radio Services
Total wireless communication solutions from Link Radio Services
http://www.linkradioservices.co.uk/

Relcom Communications
Relcom Communications is a London UK based company providing two way radio hire, private mobile radio, digital radio and PMR446. Relcom is the UK Distributor for Meder Tour Guide and Wireless Interpreter Systems.
http://www.relcom.co.uk

Crystal Radio Systems Ltd
two way radio equipment from Crystal Radio Systems Ltd. We are the countries leading online suppliers of two way radio equipment. It is our mission to pass on to you the most comprehensive, reliable service available.
http://www.twoway-radio.co.uk/