Contents

Colophon
Who's who at Elektor magazine.

News & New Products
A monthly roundup of all the latest in electronics land.

The 5532 OpAmplifier (1)
The NE5532 is a great audio opamp — been there, done that! But if you connect enough of them in parallel you suddenly have high-end power amplifier. Here we discuss the technicalities of doing just that.

LabView Embedded for ARM jiCs
If you think that LabVIEW can only be used for producing attractive man/machine interfaces for esoteric applications, then this article is for you.

Measure that Current!
Ask an electronics enthusiast whether he or she has a clamp meter, and you'll hear that they're more suitable for electrical installers and service technicians. Nevertheless, in many cases a clamp meter can be just as useful as a multimeter.

FPGA Design Simulation
A primer on using Quartus Web Edition and ModelSim Altera Edition.

CL-3 Digital Rotary Combination Lock
A long time ago the CL-3 was a piece of 'black box' electronics. Today it's been redesigned as an open source project.

One-button Data Entry
Here's how to double the function of a pushbutton in a user interface.

Discover the STM32!
Development kits are a wonderful way to get started with microcontrollers, and cheap too!

Electrolytic capacitors in audio circuits
Things to keep in mind when designing electrolytics into audio signal paths.

A pocket projector
There's no end to the degree of miniaturization achieved in consumer products by the electronics industry.

CPS ft. Propeller
Whenever there's a lot to do at the same time, like GPS processing and user-interfacing. the Parallax Propeller is the processor of choice.

ZigBee Today & Tomorrow
The outlook of ZigBee is simply brilliant with so many OEMs rolling out innovative products every day that use the technology. Zigbee is tightly structured however, and here we look at it as a platform.

Tux and ATmega
Our ATM18 has great potential in the Linux area, too, and here we show the ease of using the board with Linux tools only.
Food for programmers!

Powerline Communications & the Chip Issue
PLC communication is a virtual arena where a format war is imminent. We look at S-FSK, generally considered one of the strongest contenders.

Wheelie GT
The general performance of the Elektor Wheelie can be substantially improved by adding a gear tooth sensor.

Design Tips
From microphone to line input

Retronics: 80 Candles for the Pentode
Regular feature on electronics 'odd & ancient'. Series Editor: Jan Buiting

Hexadoku
Our monthly puzzle with an electronics touch

Coming Attractions
Next month in Elektor magazine.