Contents
Vol.10, No.7; July 1997
FEATURES
4 Electric Vehicles: Where Are They Now?
Electric vehicles are making it to market in the USA. We take a look
at the latest offerings from GM, Ford and Toyota – by Sammy Isreb
7 Review: Philips 48-Inch Rear Projection TV
No, it’s not like the projection TVs you’ve seen in clubs. This unit has a
big, bright, beautiful picture & it won’t break the bank – by Leo Simpson
66 How Holden’s Electronic Control Unit Works; Pt.1
Electric Vehicles: Where Are
They Now? – Page 4
We unravel some of the mysteries hidden in this very clever engine
management system – by Julian Edgar
PROJECTS TO BUILD
14 Infrared Remote Volume Control
Simple unit controls a dual-ganged pot & two relays. Build it for your stereo
system or model railway – by Leo Simpson
23 A Flexible Interface Card For PCs
Addressable I/O card plugs into the parallel port & has eight opto-isolated
inputs & eight relay outputs – by Rick Walters
29 Points Controller For Model Railways
Infrared Remote Volume Control
– Page 14
Build this $10 circuit & prevent solenoid coil burnouts in your points
switching machines – by Rick Walters
42 Simple Waveform Generator
Compact unit generates square & triangle waves from 100Hz to 20kHz. Use it
to test amplifiers, filters, tone decoders & digital circuits – by John Clarke
54 Colour TV Pattern Generator; Pt.2
The operation may be complicated but it’s easy to build – by John Clarke
SPECIAL COLUMNS
Flexible Interface Card For
PCs – Page 23
38 Serviceman’s Log
The neighbour who made things worse – by the TV Serviceman
63 Computer Bits
Removing programs from Windows 95 – by Jason Cole
78 Radio Control
An in-line mixer for radio control receivers – by Bob Young
82 Vintage Radio
Revamping an old Radiola – by John Hill
DEPARTMENTS
2 Publisher’s Letter
22 Order Form
32 Circuit Notebook
71 Bookshelf
75 Product Showcase
91 Ask Silicon Chip
93 Notes & Errata
94 Market Centre
96 Advertising Index
Simple Square/Triangle
Waveform Generator – Page 42
July 1997 1