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Issue 285 << Issue 284 | Issue 286 >>
Publisher's Letter

1 Jun, 2012

Crazy Cricket or Freaky Frog

7 Jun, 2012

Love the sound of crickets and frogs (and who doesn't)? Maybe you will revise your judgement after exposure to Crazy or Freaky - the (very) pesky cricket and equally annoying grenouille.


8 Jun, 2012

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".

Wideband Oxygen Sensor Controller Mk.2, Pt.1

10 Jun, 2012

Accurately measure air/fuel ratios with an improved oxygen sensor

WiNRADiO Excalibur WR-G31DDC HF Receiver

13 Jun, 2012

In the legend of King Arthur, "Excalibur" was a sword with magical properties. It is an appropriate name for the latest Software-Defined High Frequency Receiver from WiNRADiO of Melbourne, Australia. Like its namesake, Excalibur is immensely powerful and - dare we say it - almost magical in performance!

Ask Silicon Chip

15 Jun, 2012

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

Review: Agilent's 35670A Dynamic Signal Analyser

17 Jun, 2012

The Agilent 35670A has been around for many years and has become virtually the industry standard for sound and vibration engineers. As well as carrying out audio analysis, it is equally at home with measurement applications in aeronautical, structural, mechanical, civil, automotive and electronics engineering. It can be used for everything from analysing microphones to earthquakes, from examining bridges and beams for metal fatigue to vibration in motors.

Mix-It: An Easy-To Build 4-Channel Mixer

20 Jun, 2012

Anyone can build this high performance four-channel audio mixer...

Serviceman's Log

22 Jun, 2012

It's always important to gather as much information as possible from the customer before starting a repair, otherwise it's all too easy to get involved in a wild goose chase. Here's a classic example of what can happen.

PIC/AVR Programming Adaptor Board; Pt. 2

24 Jun, 2012

Last month, we described our new programming adaptor board which works in conjunction with an In-Circuit Serial Programmer (ICSP) to program most 8-bit & 16-bit PIC and 8-bit Atmel AVR microcontrollers. Here, we give the details of how to build it and how to use it.

Circuit Notebook

27 Jun, 2012

Interesting circuit ideas which we have checked but not built and tested. Contributions will be paid for at standard rates. All submissions should include full name, address & phone number.

Vintage Radio

29 Jun, 2012

John de Haas and his Philips collection

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