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Showing posts from December, 2018

The Bluetooth Speaker v2.0

Repetition Right! But this is interesting. The Bluetooth Speaker v2.0 is compulsorily for my Achan. The project idea began with his interest in Malayalam Old songs and composition of instruments in them,. He's one of a kind who loves the instruments and vocal sounds to be heard crisp and clear. Thought, why not build a powerful speaker system? (I call it the Sound Bar :P).   As already mentioned in my previous speaker build, one of the best material suited for speaker build is wood, and Plywood and teak being the best in the category. Hence, chosen Plywood for this build. I've gone with quarter inch plywood of medium quality and cut it to dimensions which were previously charted. As all the cutting was done by me, it came out so damn awesome :D Once all the woodworking was done it was time to move on to Electronics. Collecting all the electronics, I had gone with a rather mid quality amplifier from China (YL2020), a 24w wall adapter, Bluetooth module ...

Automated Water Pump

Hey, Sorry for the delay in post updates, which was primarily due to exams and busy schedules. Okay! Let's move on to work. Often, I see my mom running to the kitchen as soon as the tank gets filled and the water overflows, to open up the tap, thus saving a bit of it being overflown. It's been long that I've looking to come up with a solution to this problem. At last- 'An Automated Water Pump Mechanism.' The whole project actually took around 3 days to complete and a month of planning. The original idea was to make the system fully autonomous so that whenever the water drops below a certain value, the pump would get turned ON and another threshold for turn OFF. But adding to the design constraint, if the system is fully autonomous, the system would turn ON despite the irregularities of Voltage in our state (Kerala), that would further lead to other problems. Hence I stick on to the idea of turning ON  the system once which will shut the system OFF once th...