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Issue 266 << Issue 265 | Issue 267 >>
Publisher's Letter

1 Nov, 2010

Broadband Radar: A Quantum Leap Forward

2 Nov, 2010

Mariners have always needed to know the quickest and safest route between where they are and where they want to be - and what obstacles might be encountered on the way.

Serviceman's Log

4 Nov, 2010

It's quite common to hear people complain that they spend more time maintaining their swimming pool than they do swimming in it. It's not just a matter of keeping the water clean - you have to maintain the pump and electronic control gear as well.

Build A Hearing Loop Level Meter

6 Nov, 2010

Setting the correct signal level and minimising noise are critical factors when setting up a hearing loop. This easy-to-build tester can display field strength levels over a 27dB range. Here's how it works, how to build it and how to use it.

Digital Lighting Controller For Christmas Light Shows, Pt.2

8 Nov, 2010

Everyone who has seen this has been pretty impressed . . . and no wonder! While we originally intended it to make your Christmas Lights display the best in your suburb, with up to 32 channels and total power limited only by your power outlets, it's capable of controlling just about any lighting sequencing task you want to throw at it. Now we get on with the good stuff: putting it all together!

Review: Altium Designer & the Nanoboard 3000

10 Nov, 2010

Altium Designer is software for designing PC boards, circuit diagrams, Field Programmable Gate Array (FPGA) projects and embedded software. It can work with the NanoBoard 3000 hardware platform and its supplied software libraries let you quickly develop, test and debug a device without the need for any hardware design or manufacturing.


12 Nov, 2010

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".

Ab RFID Security System

14 Nov, 2010

Here's a high-security system that's very easy to build but offers you peace-of-mind for your home, car - in fact, anything where entry needs allow the good guys in but reject the bad guys. Team it with an electric lock and you can have a keyless entry system as well!

Circuit Notebook

16 Nov, 2010

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.

Ask Silicon Chip

18 Nov, 2010

Got a technical problem? Can't understand a piece of jargon or some technical principle? Drop us a line and we'll answer your question. Write to: Ask Silicon Chip, PO Box 139, Collaroy Beach, NSW 2097 or send an email to

A High-Quality DAB+/FM Tuner, Pt.2

20 Nov, 2010

Last month, we introduced our new DAB+/FM Stereo Tuner and gave the circuit details. This month, we show you how to assemble the two PC boards and install them into a low-profile steel case.

Vintage Radio

24 Nov, 2010

I never cease to be amazed at the vintage radio collections that some enthusiasts have. One such enthusiast is John Sheard of Mt Gambier. He not only has an impressive collection of vintage gear but has built some impressively realistic replicas as well.

Ultrasonic Anti-Fouling Unit For Boats, Pt.2  - 22 Nov, 2010

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