Though the reliability of brain scanning for lie detection is still under question, these tests are fast becoming popular with the crime investigating teams....
Thwart the attempt of burglary by detecting intrusion with this alarm circuit. Each door is protected by a separate circuit built around an independent...
This handy, pocket-size mobile transmission detector (Mobile Bug) can sense the presence of an activated mobile phone from a distance of one and a-half...
At MathWorks’ second annual India user conference in Bengaluru, customers and technical experts discussed the capabilities of MATLAB and Simulink for design, modeling and...
This unidentified flying object (UFO) is nothing but an electronic toy depicting the fantacy. It comprises three separate sections, viz, rim flasher, dome flasher...
The circuit described here can be used for controlling a decorative lamp from zero intensity to maximum intensity in a specified time. Typical applications...
An infra-red or wireless remote control has the disadvantage that the small, handy, remote (transmitter) is often misplaced. The sound operated switch has the...