Fullscreen HTML5Med Res (??MB)HTML4

Contents Vol.12, No.8; August 1999 FEATURES 4 Cleaning The Smokestacks How Hazelwood Power Station cuts pollution – by Sammy Isreb 10 Internet Access – Reduced Prices No time limits, no download limits, no fine print – and no hassles 53 SPECIAL OFFER: Subscribe At 1998 Prices Beat the magazine price rise – and GST – by subscribing now 78 Making Negatives From Positives Remote Modem Controller – Page 16. Simple DOS & Windows utilities let you reverse Protel PCB files 82 Electric Lighting, Pt.14 Illuminating the indoors using natural light & light pipes – by Julian Edgar PROJECTS TO BUILD 16 Remote Modem Controller Want to control and/or measure things from a distance? – by Leon Williams 26 Daytime Running Lights For Cars Improves safety, reduces the glare and no flat battery! – by John Clarke Daytime Running Lights For Cars – Page 26. 35 Build A PC Monitor Checker Stand-alone unit tests VGA, MGA and composite video types – by C. Roher 54 Switching Temperature Controller Cool or heat anything accurately & easily – by Branco Justic & Ross Tester 60 An XYZ Table With Stepper Motor Control; Pt.4 Building the electronic control circuits – by Rick Walters SPECIAL COLUMNS Build a PC Monitor Checker – Page 35. 42 Vintage Radio A killer; the set from hell – by Rodney Champness 74 Serviceman’s Log Not every write-off is written off – by the TV Serviceman DEPARTMENTS 2 9 53 70 80 Publisher’s Letter Mailbag Subscriptions Form Circuit Notebook Electronics Showcase 86 90 93 94 96 Product Showcase Ask Silicon Chip Notes & Errata Market Centre Advertising Index Build A Switching Temperature Controller – Page 54. AUGUST 1999  1