Vol.5, No.12; December 1992.
FEATURES
.
.
ADD REALISM to your model
railroad layout with this diesel
sound simulator. It fits right
inside the locomotive & the sound
rises & falls in response to the
throttle setting. Details page 12.
1 The Silicon Chip 5th Birthday Sweepstakes
Enter & you could win a car - lots of other prizes as well
8 Ten Years Of The Compact Disc
A look back at an all-conquering product
64 High Voltage Probes: Beware The Dangers
Coronial report of a fatal accident
100 Index To Volume 5, Jan.92 - Dec.92
All the year's projects & features
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PROJEC'ES
12 Diesel Sound Simulator For Model Railroads by Darren Yates
It fits inside the loco for added realism
THIS UHF REMOTE SWITCH
uses a ready-made receiver front
end to eliminate alignment
hassles. You can use it to switch
your house or car alann on & off,
or to control lights & other
appliances. Turn to page 22.
22 An Easy-To-Build UHF Remote Switch by Greg Swain
Factory made receiver front-end eliminates· alignment hassles
44 Build The Number Cruncher by Greig Sheridan
It chooses a number; you guess what it is
58 The MAL-4 Microcontroller Board, Pt.2 by Barry Rozema
The complete circuit diagram & how it works
66 A 2kW 24VDC To 240VAC Sinewave Inverter, Pt.3 by John Clarke
The sinewave generator & the H-pack output drive circuit
28 Computer Bits by Darren Yates
Upgrading an AT computer to a 40MHz 386DX motherboard
40 Remote Control by Bob Young
Building & using the low-cost speed controller, Pt.2
ARE YOU RUNNING Windows on
an old 286 machine? If so, now's
the time to put some zip back
into your computing by fitting a
386 motherboard & a larger hard
disc drive. Our article on page 28
shows what's involved.
74 Vintage Radio by John Hill
Preventing trouble & making odd repairs
84 Serviceman's Log, by the TV Serviceman
A dogged approach is justified
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DEPARTMENTS ~- . : _ : . ~
4 Publisher's Letter
98 Ask Silicon Chip
6 Mailbag
34 Circuit Notebook
57 Order Form
93 Product Showcase
99 Notes & Errata
102 Market Centre
104 Advertising Index
OUR NEW SPEED controller for
electric models is really compact
since it uses mainly surface ·
mount components. All you have
to do is install the FETs & the
servo input lead. See page 40.
DECEMBER
1992
3