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Issue 228 << Issue 227 | Issue 229 >>
Publisher's Letter

1 Sep, 2007

Global warming is causing panic among politicians and the bureaucracy

Spectacular Bike Wheel POV Display

3 Sep, 2007

This project uses POV to produce a spectacular glowing display on a rotating pushbike wheel as you ride along. So what is POV? It stands for Persistence Of Vision. It's a term that's applied to devices that rely on the human eye's tendency to "see" an image for a short time after it has disappeared.

Mailbag

5 Sep, 2007

Letters and emails should contain complete name, address and daytime phone number. Letters to the Editor are submitted on the condition that Silicon Chip Publications Pty Ltd may edit and has the right to reproduce in electronic form and communicate these letters. This also applies to submissions to "Ask SILICON CHIP" and "Circuit Notebook".

Review: New Wireless PA System From Altronics

7 Sep, 2007

Forget the hassel of running cables to your PA speakers. This new PA systemfrom Altronics is "wire less"

Vintage Radio

11 Sep, 2007

How many of us have had the opportunity to see working examples of equipment dating from the end of the 19th century? There was a lot of impressive equipment on display during the HRSA's recent 25th anniversary celebrations in Melbourne.

Simple Data-Logging Weather Station, Pt. 1

13 Sep, 2007

It's cheap and simple to build, operates completely unattended and will run for years on a set of AA batteries.

A Fast Charger For NiMH & Nicad Batteries

20 Sep, 2007

This is a truly versatile charger. It can charge up to 15 identical NiMH or Nicad cells. You can build it to suit any size cells or cell capacity and you can set the charge rate. It can fast charge, trickle charge and has safeguards, including temperature sensing, to prevent overcharging.

How To Cut Your Greenhouse Emissions; Pt.3

20 Sep, 2007

"If Australians switched to clean, renewable energy (Green Power) today, Australia's total greenhouse pollution would be cut by 30%." - World Wildlife Fund

Circuit Notebook

29 Sep, 2007

Interesting circuit ideas which we have checked but not built and tested. Contributions from readers are welcome and will be paid for at standard rates.

Serviceman's Log

29 Sep, 2007

Remote-controlled security blinds are not normally my scene but I'll give anything a go once. So was this a case of the blind leading the blind or was it simply blind man's bluff?

The Art Of Long-Distance WiFi

30 Sep, 2007

This article will show you how to use wireless networking (WiFi) gear to make a network link of 10km or more.

Stereo Class-A Amplifier; Pt.5

30 Sep, 2007

In this article, we show you how to build a high-performance 20W Class-A Stereo Amplifier using the modules described over the last few months. The unit will be available as a complete kit from Altronics and the assembly is straightforward.

Ask Silicon Chip  - 9 Sep, 2007

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