Bluetooth based home automation system

Monday, 3 March 2014
Posted by AVINASH CHAKRAVARTHI
Description: This project is a fine combination of Android mobile technology and embedded system. An application should be installed on android mobile handset to control various home appliances. User...

line follower robot-with and without microcontroller.

Wednesday, 2 October 2013
Posted by AVINASH CHAKRAVARTHI
it really nice experience to make line follower to this weekend . we can make it either by  using micro controller or with out micro controller. first we will see without making microcontroller...

controlling motors,servos,steppers

Wednesday, 18 September 2013
Posted by AVINASH CHAKRAVARTHI
have u ever wonder,how we can control robots to move right left straight  back.with out using steering in bots. i'll show u how we can control the direction of the bots .first we need to know abt...

second year projects

Tuesday, 17 September 2013
Posted by AVINASH CHAKRAVARTHI
blood oximeter (heart beat measuring from finger  ) Introduction:  This project describes a technique to measure  heart rate through fingertip. The blood volume inside...

voltage regulators

Friday, 6 September 2013
Posted by AVINASH CHAKRAVARTHI
some times ,u might have 9v battery and u need only 5v to run ur load.then this voltage regulators place a crucial role. normally 78xx series ics are used to regulate the voltages here is the list of...

motors and batteries

Saturday, 31 August 2013
Posted by AVINASH CHAKRAVARTHI
two things to be taken in to consideration while purchasing the motors,they are speed and torque speed will be measured in RPM (rotation per minute),more is the rpm more will be the speed. the amount...

555 (A to z)

Thursday, 22 August 2013
Posted by AVINASH CHAKRAVARTHI
The 555 Integrated Circuit (IC) is an easy to use timer that has many applications. It is widely used in electronic circuits and this popularity means it is also very cheap to purchase. A 'dual'...
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