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Contents Vol.16, No.4; April 2003 FEATURES   8  IMAX: The Giant Movie Screen www.siliconchip.com.au Build A Quiet PC – Page 15. Everything about IMAX is big! Here’s a rundown on this giant-screen system that can show both 2-D and 3-D movies – by Barrie Smith 15  Silent Running: Building A Quiet PC Do you hate the noise your computer makes. Here’s how to build one that’s not only quiet but compact and unobtrusive as well – by Peter Humphreys 72  Soldering: A Closer Look Poor soldering is the reason most kit projects don’t work. Here’s how to make a perfect joint every time – by Maurie Findlay PROJECTS TO BUILD 18  Video-Audio Booster For Home Theatre Systems Having problems with long cable runs? This unit can boost both composite and S-video signals, or even component video signals. And it boosts stereo audio signals as well – by Jim Rowe 28  A Highly-Flexible Keypad Alarm Versatile unit can be used for keypad door entry and as a stand-alone alarm. It can also be added to a much larger alarm system – by John Clarke Video-Audio Booster For Home Theatre Systems – Page 18. 48  Telephone Dialler For Burglar Alarms Easy-to-build circuit dials a pre-programmed number via a modem and sends a warning tone if your alarm is triggered – by Leon Williams 58  Three Do-It-Yourself PIC Programmer Kits These low-cost kits are easy to build, come with sample programs and are just the shot for getting started – by Jim Rowe 66  Electric Shutter Release For Cameras Commercial remote shutter releases are usually expensive. Here’s one you can build for just a few dollars – by Julian Edgar Keypad Alarm – Page 28. 80  More Fun With The PICAXE, Pt.3: Heartbeat Simulator Nine components are all you need to build this simple circuit. The effect is so realistic, it almost seems alive! – by Stan Swan Telephone Dialler For Burglar Alarms – Page 48. SPECIAL COLUMNS 38  Serviceman’s Log So what if it’s ancient technology – by the TV Serviceman 44  Circuit Notebook (1) Super-Regenerative Receiver for AM & FM; (2) Neon Scintillator With 300V Up-Converter; (3) LED Carnival Game; (4) Low-Cost Pistol Shooting Game; (4) Simple SLA Battery Charger 84  Vintage Radio The AWA R154 battery console – by Rodney Champness DEPARTMENTS   2  Publisher’s Letter  4 Mailbag 43  Book Review 69  Silicon Chip Weblink 70  Product Showcase www.siliconchip.com.au 90  Ask Silicon Chip 92 Notes & Errata 93  Market Centre 95  Advertising Index Do-It-Yourself PIC Programmers – Page 58. April 2003  1