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EFY Magazine covers:
Electronics Products
Electronics Components
Computer Hardware
Computer Softwares
Telecom
Test and Measurement
Power Supply
Industry Automation
Circuit Designing
PCB Designing
Consumer Electronics
Indian &International Industry Trends
Electronics Education and Training
Security Devices
 

 
D E C E M B E R     2 0 0 7
 
Circuit Ideas 

 Current Sensor
 Door Guard
 LED Lighting for Christmas
 Line-Powered Two-Tone Ringer
 Speed Controller for DC Motor



Constructions 

 Microcontroller-Based Alarm Clock
 Simple PC-Based Digital Sound-Level Meter



Software 

 Design FIR Filters using Window Techniques



Other Articles:

Technology Focus:
 Mesh Networks for Broadband Mobile Communications

Buying Guide:
 Multifunction Devices: Get Rid of Clutter!

Interview
 “The spurt of mobile networks will have a positive rub-off on the test and measurement industry”—Michael Vohrer, CEO & President, Rohde & Schwarz

Telecom
 CDMA On The Road to 4G—Part-2

Industry Focus
 Consumer Electronics: Sales Booming!

Design
 FPGA-Based Digital Clock Manager

Automation
 SCADA: The Centre for Control

Solar Energy
 The Basics of Photovoltaic Cells

Power
 Unwired!

Data Transfer
 USB for Computer Interface in Electronics

 
 
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