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Contents Vol.13, No.9; September 2000 FEATURES 4 How They’re Bringing You The Games As you sit back and enjoy the Olympics, think of the massive effort that’s gone into bringing them to you – by Ross Tester 26 Network Troubleshooting With Fluke’s NetTool It’s a snack to drive and it works like magic when it comes to tracing network problems – by Greg Swain 62 LA-CRO – A Must-Have For Students It’s a CRO, signal generator, frequency analyser, logic analyser, chart recorder and more, all in one compact package – by Peter Radcliffe Build A Swimming Pool Alarm – Page 12. PROJECTS TO BUILD 12 Build A Swimming Pool Alarm Don’t wait until summer; build this effective alarm now. It could save a child’s life – by John Clarke 32 An 8-Channel PC Relay Board It plugs into your PC’s parallel port and lets you control up to eight external devices – by Ross Tester 54 Fuel Mixture Display For Cars, Pt.1 Has digital readout and bargraph displays. A PIC microcontroller makes it a snack to build – by John Clarke Eight-Channel PC Relay Board – Page 32. 69 Protoboards: The Easy Way Into Electronics Use a protoboard to build a light chaser – by Leo Simpson 78 Cybug – The Solar Fly This simple robot is a great first kit to build. It’s Cybug, the solar fly, and he’s a real attention-getter – by Ross Tester SPECIAL COLUMNS 38 Serviceman’s Log The repair that didn’t make sense – by the TV Serviceman 84 Vintage Radio Fuel Mixture Display For Cars – Page 54. HMV’s Nippergram: a classic 1950s portable radiogram – by Rodney Champness DEPARTMENTS 2 20 31 42 53 Publisher’s Letter Mailbag Electronics Showcase Product Showcase Subscriptions Form 76 89 91 94 96 Circuit Notebook Ask Silicon Chip Notes & Errata Market Centre Advertising Index Cybug, The Solar Fly – Page 78. SEPTEMBER 2000  1