19 May 2008

Since our debunking of the "Electricity saving box" in the November 2007 issue, another device along the same lines has appeared in Harvey Norman stores. Called the "Enersonic Power Saver" it claims potential power savings of up to 24%. At $59.00, it is considerably more expensive than the previous device but just like that one, it won't save you a cent on your electricity bills.

08 May 2008

The first all-electric production road vehicle available in Australia

01 April 2008

And you always thought that the Farad was a ridiculously large unit... Start thinking in KILOFarads!

01 April 2008

Last month, we introduced the topic of Digital TV and strongly advocated the purchase of a High-Definition Set-Top Box or Personal Video Recorder. In this second part, we discuss the antenna installation and what you need to do to ensure the most reliable and interference-free reception.

01 April 2008

Upgrade your standard 12V lead-acid battery charger or solar cell booster to a complete 2 or 3-step charger using this Charge Controller. It includes temperature compensation and LED indication. All parameters are adjustable for charging lead-acid or Sealed Lead Acid (SLA) batteries.

01 March 2008

Perhaps you are blissfully unaware of it - but the Australian Government plans to progressively switch off all analog TV transmitters, starting in less than two years time. And High Definition digital TV programs are now being shown on "free to air" commercial, ABC and SBS TV. Those programs are not available via Standard Definition digital tuners or set-top boxes. So what do you need to do?

01 March 2008

If you currently have an analog TV set or a digital projector and don't want to change it, you will need a high definition set top box to watch HD TV broadcasts - now and more importantly in the future.

01 March 2008

Many electronics enthusiasts hesitate to build projects involving surface-mount devices (SMDs) because they're daunted by the prospect of soldering such tiny parts to a PC board. But it can be done. Jim Rowe shows us how...

01 March 2008

Battery-powered aircraft creates aviation and technology history

01 March 2008

In the third part of our PICAXE VSM tutorials Clive Seager talks us through using some of the 'virtual instrumentation' included with the software - from a simple voltmeter to an advanced I²C protocol debugger!