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<br /> Volume 117 · Issue 1897<br /> January 2011 · £4.60<br /> www.electronicsworld.co.uk<br /> THE ESSENTIAL ELECTRONICS ENGINEERING MAGAZINE<br /> EXPLOSIVE<br /> END OF<br /> ELECTRIC<br /> CHARGE AS<br /> WE KNOW IT<br /> NEW<br /> ON THE ROAD<br /> NEW<br /> USB DESIGN<br /> PROJECTS<br /> THEORY AND R&D<br /> SPECIAL REPORT<br /> TECHNOLOGY<br /> MOBILE HEALTH<br /> ADVANCES<br /> AUDIO PRODUCTS<br /> REVOLUTIONARY SYSTEMS FOR<br /> 3D FILTER VARIED NEEDS<br /> ALSO IN THIS ISSUE: THE TROUBLE WITH RF: “NO ANTENNA CABLE?”<br /> <br /> CONTENTS<br /> REGULARS<br /> 05 TREND<br /> RETAILERS FACE SHORTAGE OF ELECTRICAL<br /> GOODS THIS CHRISTMAS<br /> 06 TECHNOLOGY<br /> 36<br /> 30<br /> 44<br /> FEATURES<br /> 20 EXPLOSIVE THE END OF ELECTRIC CHARGE AND ELECTRI<a title="Electronic World jan11 page 1" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=1"> Volume 117 · Issue 1897 January 2011 · £4</a> <a title="Electronic World jan11 page 2" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=2"> </a> <a title="Electronic World jan11 page 3" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=3"> CONTENTS REGULARS 05 TREND RETAILERS FAC</a> <a title="Electronic World jan11 page 4" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=4"> </a> <a title="Electronic World jan11 page 5" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=5"> TREND RETAILERS FACE SHORTAGE OF ELECTRICA</a> <a title="Electronic World jan11 page 6" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=6"> TECHNOLOGY MEASURING THE ELECTRICAL PROPERTIES O</a> <a title="Electronic World jan11 page 7" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=7"> TECHNOLOGY Mobile Health Device Links Patients a</a> <a title="Electronic World jan11 page 8" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=8"> ELECTRONICA 2010 MATHWORKS ANNOUNCES RELEASE 201</a> <a title="Electronic World jan11 page 9" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=9"> </a> <a title="Electronic World jan11 page 10" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=10"> ELECTRONICA 2010 Renesas Unveils a New Control I</a> <a title="Electronic World jan11 page 11" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=11"> </a> <a title="Electronic World jan11 page 12" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=12"> ADVERTORIAL New technology access, data and disc</a> <a title="Electronic World jan11 page 13" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=13"> </a> <a title="Electronic World jan11 page 14" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=14"> AUDIO COLUMN The Common Cathode Gain Stage with</a> <a title="Electronic World jan11 page 15" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=15"> (8) (9) AUDIO COLUMN Coming in the </a> <a title="Electronic World jan11 page 16" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=16"> THE TROUBLE WITH RF.... No antenna cable? Myk Do</a> <a title="Electronic World jan11 page 17" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=17"> </a> <a title="Electronic World jan11 page 18" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=18"> ON THE ROAD WIRED FOR SPEED the New Face of th</a> <a title="Electronic World jan11 page 19" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=19"> ON THE ROAD “No longer are engineers sitting a</a> <a title="Electronic World jan11 page 20" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=20"> THEORY The End of Electric Charge and </a> <a title="Electronic World jan11 page 21" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=21"> Figure 1: Surface conductor (Microstrip) δδ δδ </a> <a title="Electronic World jan11 page 22" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=22"> THEORY Figure 4: Drawings of Figure 3 Figure 5: S</a> <a title="Electronic World jan11 page 23" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=23"> THEORY Figure 7: Signal on active left line with </a> <a title="Electronic World jan11 page 24" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=24"> THEORY Figure 10: An observer watching a vol</a> <a title="Electronic World jan11 page 25" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=25"> </a> <a title="Electronic World jan11 page 26" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=26"> THEORY Transmission Line TRANSIENTS Here Ia</a> <a title="Electronic World jan11 page 27" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=27"> THEORY Figure 3: Predicted current w</a> <a title="Electronic World jan11 page 28" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=28"> THEORY Figure 6: Simplified model of the setup Fi</a> <a title="Electronic World jan11 page 29" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=29"> THEORY The aerial-mode current emitted into the </a> <a title="Electronic World jan11 page 30" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=30"> R&D Smart Experimental Management System for E</a> <a title="Electronic World jan11 page 31" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=31"> R&D experiments can b</a> <a title="Electronic World jan11 page 32" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=32"> R&D Figure 3: Isolation amplifier circuit squa</a> <a title="Electronic World jan11 page 33" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=33"> R&D input channels by making simple connection</a> <a title="Electronic World jan11 page 34" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=34"> R&D Figure 6: Animation: Induction of 3-phase vo</a> <a title="Electronic World jan11 page 35" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=35"> </a> <a title="Electronic World jan11 page 36" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=36"> AUDIO Revolutionary 3D Filter For Audio, Satel</a> <a title="Electronic World jan11 page 37" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=37"> AUDIO Figure 2: A mono, prior art p</a> <a title="Electronic World jan11 page 38" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=38"> AUDIO Figure 4: Graphic interface of Merging Te</a> <a title="Electronic World jan11 page 39" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=39"> AUDIO (as our VoiCode filter layouts only consum</a> <a title="Electronic World jan11 page 40" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=40"> LCD TV LCD Television DEMYSTIFIED Part 1 Fa</a> <a title="Electronic World jan11 page 41" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=41"> LCD TV Figure 3: Recognizable elements of a Powe</a> <a title="Electronic World jan11 page 42" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=42"> LCD TV Figure 4: Main elements of an inverter b</a> <a title="Electronic World jan11 page 43" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=43"> SUBSCRIBE TO AND SAVE 13% ...AND receive a</a> <a title="Electronic World jan11 page 44" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=44"> USB DESIGN PROJECTS USB Conversion of Serial and </a> <a title="Electronic World jan11 page 45" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=45"> USB DESIGN PROJECTS instructions. Insert the TTL</a> <a title="Electronic World jan11 page 46" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=46"> PRODUCTS HMP2000 SERIES – UNIVERSAL APPLICATION</a> <a title="Electronic World jan11 page 47" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=47"> PRODUCTS ROHS COMPLIANT EMC VENTILATION PANELS K</a> <a title="Electronic World jan11 page 48" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=48"> PRODUCTS/CLASSIFIED </a> <a title="Electronic World jan11 page 49" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=49"> Whether you're just getting started or looking fo</a> <a title="Electronic World jan11 page 50" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=50"> LAST NOTE JO</a> <a title="Electronic World jan11 page 51" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=51"> </a> <a title="Electronic World jan11 page 52" href="http://viewer.zmags.co.uk/publication/42a7cae8?page=52"> </a>