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Contents
Vol.19, No.5; May 2006
SILICON
CHIP
www.siliconchip.com.au
FEATURES
24 Advances In Diesel Engine Management, Pt.2
A look at the electronic control systems – by Julian Edgar
30 Review: ELAB-080 Electronics Lab
Five general-purpose instruments in one low-cost package – by Peter Smith
PROJECTS TO BUILD
6 Lead-Acid Battery Zapper & Condition Checker
Improved design can check battery condition and has output sockets so that
you can monitor the zapping pulses using a multimeter – by Jim Rowe
44 Universal High-Energy LED Lighting System, Pt.2
Lead-Acid Battery Zapper &
Condition Checker – Page 6.
Second article has all the construction details. And we show you how to make
a very effective Luxeon-powered spotlight for bicycles – by John Clarke
62 A Passive Direct Injection Box For Musicians
Don’t let hum & noise spoil your performance. This DI box performs as well as
a powered unit but doesn’t need batteries – by John Clarke
72 Remote Mains Relay Box
Passive Direct
Injection Box
For Musicians –
Page 62.
Switch mains voltages safely with this easy-to-build unit – by Bill de Rose &
Ross Tester
78 Vehicle Voltage Monitor
Want to monitor the battery voltage, the airflow meter signal or the oxygen
sensor signal in your car? Here’s the answer – by John Clarke
88 Picaxe Goes Wireless, Pt.2
Networking, logging data, plus light & temperature sensors – by Clive Seager
100 Boost Your XBee’s Range Using Simple Antennas
Simple “roll your own” antennas for the XBee – by Stan Swan
SPECIAL COLUMNS
32 Circuit Notebook
(1) Automatic Exhaust Fan; (2) Rotary Encoder For PIC Projects; (3) Tank
To Cistern Pump; (4) Picaxe-Powered Pocket Timer; (5) LED Torch Bulbs
40 Serviceman’s Log
The one-day technician – by the TV Serviceman
Vehicle Voltage Monitor – Page 78.
68 Salvage It!
Improving the sound of salvaged loudspeaker systems – by Julian Edgar
94 Vintage Radio
The rare Edison R6 console receiver – by Rodney Champness
DEPARTMENTS
2
4
61
92
102
Publisher’s Letter
Mailbag
Order Form
Product Showcase
Book Reviews
siliconchip.com.au
106
109
110
112
Ask Silicon Chip
Notes & Errata
Market Centre
Ad Index
Boost Your XBee’s Range Using
Simple Antennas – Page 100.
May 2006 1
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