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Content of Issue
06 Measuring for Free
Free Measuring software for the PC
10 Wireless Instrumentation Network
Measuring with Arduino and XBee
16 What's That in the Air?
Here we tackle the theory and methods of real-time oxygen and hydrocarbon compound measurements.
20 Cloud Altitude Meter
Here's Aircontrol, a portable instrument that will tell you the height of the cloud base straight above you.
26 5 V Power controller
Battery operation from 2V to 8V
32 Importance Of Calibration In Measurement
34 In Vehicle CO2 Meter
Safe(r) behind the wheel.
A construction project for a switch-mode 0-30V / 3A benchtop power supply.
44 ATM18 Logic Analyzer
For deft data acquisition
48 Beep, beep... Sesame a
musical electronic lock A musical electronic lock
52 Micro Fuel Cell Measures
Oxygen Concentration A must read and must have not just for divers and cave explorers.
56 Sensorless Motor Speed Measurement
A new method based on current monitoring
60 A Fast Battery Charger
Here's how to turn a low-cost computer SMPS into a battery charger
65 Design Tips
LED remote control for RC models
66 BASCOM AVR Course (4)
Counters and PWM
68 All set to GROW
72 News And New Products
Be informed of the latest happening in the land of electronics!
79 Coming Attractions
What awaits you in the next issue! & Upcoming Issues
80 The BookShelf
Find your guide to nurture your interest