Contents

Colophon
Who's who at Elektor magazine.

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

OSI from ISO
"Seven Bridges You Shall Cross" before you can eatyour OSI Cake and have it the ISO way.

Reradiating GPS Antenna
To keep you headed in the right direction, here's a quick and cheap method to overcome poor GPS signal levels in a car.

Gentle Awakenings
This circuit has advanced features geared to waking you up 'sunrise style'.

Ultimatic CW Keyer
Morse is not dead and this project is for high speed telegraphers having mastered the Ultimatic 'squeeze' keying method in combination with a CW paddle.

Educational Expansion Board
Flexible, multi-talented and versatile are some descriptions thatfitthis expansion board forour popular ATM18 controller.

Geolocalization without GPS
WiFi spots and triangulation methods can be used advantageously to pinpointyour position with remarkable accuracy.

E-Labs Inside: Here comes the bus (2)
The guys at Elektor labs delve deeper into their plans to develop a proprietary bus.

E-Labs inside: Design tips for instrumentation amplifiers
Input noise and ADC resolution are important considerations in very sensitive measurement systems.

Contactless Thermometer
This thermometer employs an infrared sensorto read an object's temperature without touching it.

TimeClick
Acontrollerforsensor.soundortime driven photography at an advanced level.

Ml AC Controlled Underfloor Heating System
A stunning application of Elektor's Flowcode powered super PLC.

Linux'ed Telephone-to-VolP Interface
Connectyour vintage telephone set to the world of VoIP and start phoning with no fears of a massive Telco bill.

AphaLED Shaker
This little gadget when shaken prominently shows a letter in the air.

How to Get your Own USB ID
Less than one LSB of all people designing stuff to work on USB actually manage to get theirown ID in chips.

TEXT Me! Fromi, PC junkyard
An old PCand a surplus cellphone together make your very own text messaging system.

Hexadoku
Our monthly puzzle with an electronics touch.

Retronics: Slide Rules & The Electronic Engineer
Regularfeature on electronics 'odd & ancient'. Series Editor: Jan Buiting

Coming Attractions
Next month in Elektor magazine.