Fullscreen HTML5Med Res (??MB)HTML4

Contents Vol.21, No.11; November 2008 www.siliconchip.com.au SILICON CHIP Features 12 Playing With The AirNav RadarBox Want to track commercial aircraft anywhere in the world? The incredible AirNav RadarBox lets you do it from your armchair – by Ross Tester 17 Review: Jaycar’s Sun-In-A-Box Solar Lighting Kit Looking for a sub-$200 solar lighting kit for the shed, boat or campsite? This kit comes complete with a high-efficiency 10W CIS solar panel – by Stan Swan 24 50 Years Of The Integrated Circuit It’s hard to imagine how we ever got along without ICs but they’ve only been around for 50 years – by Ross Tester 27 How Oxygen Sensors Work The oxygen sensor is a critical component in your car’s engine management system. Here’s a quick primer on how they work – by John Clarke 78 Robot-Operated Clarinet Jaycar’s Sun-In-A-Box Solar Lighting Kit – Page 17. Clever Australian robot purses lips and plays the clarinet Pro jects To Build 30 12V Speed Controller/Lamp Dimmer Use it as a speed controller for 12V motors rated up to 5A or as a dimmer for 12V halogen or standard incandescent lamps (up to 50W) – by Leo Simpson 35 USB Clock With LCD Readout, Pt.2 Second article details the software installation, describes how to synchronise to an internet time server and deals with firewall issues – by Mauro Grassi 58 Wideband Air-Fuel Mixture Display Unit Combine it with a wideband oxygen sensor and controller and accurately monitor air-fuel ratios as you drive – by John Clarke 12V Speed Controller/ Lamp Dimmer – Page 30. 71 IrDA Interface Board For The DSP Musicolour Add a wireless infrared port to the DSP Musicolour or to virtually any microcontroller project – by Mauro Grassi Special Columns 40 Serviceman’s Log Yes Serviceman: The Moral Dilemma – by the TV Serviceman 53 Circuit Notebook (1) Phone Mute System For PA Sound Systems; (2) Converting A Linear Pot To A Log Curve; (3) 12V-High Voltage Inverter; (4) Exerciser For Manual Dexterity; (5) Speed Control For Bosch Cordless Screwdriver; (6) Vandal-Proof Bell Button For Entry Gate Wideband Air-Fuel Mixture Display Unit – Page 58. 82 Vintage Radio Those Mysterious Antenna Coils & Loop Antennas – by Rodney Champness Departments   2   4 70 77 Publisher’s Letter Mailbag Book Review Order Form siliconchip.com.au 80 90 93 94 Product Showcase Ask Silicon Chip Notes & Errata Market Centre IrDA Interface Board For DSP Musicolour – Page 71. November 2008  1