Category Archives: Analog Electronic

Super fine and One day PCB Print service from me.

Posted on 28/07/2014 by pasanlaksiri

If you in a hurry and if you need fast super fine PCB prints contact me. Size doesn’t matter but if it’s exceeds the A4 paper size contact me first.

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Simple CW trasnmitter

Posted on 20/09/2013 by pasanlaksiri

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Subwoofer just gave it up.

Posted on 20/05/2011 by pasanlaksiri

Too bad, today my Subwoofer just stopped working. But I think it serve me enough. Bought it like 6 years ago for 5000LKR.

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Homemade Hi Fi stereo theater system ( REPAIR )

Posted on 24/06/2010 by pasanlaksiri

After a long time of service, Its left channel power amplifire ( TDA2050 ) stopped working. I took some pics before I replace the part. The defective TDA2050. Some pics. Related Post – https://pasanmicroprojects.wordpress.com/2010/02/08/homemade-hi-fi-stereo-theater-system/

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Adjustable Lab Power Supply 2V-20V 5A

Posted on 26/03/2010 by pasanlaksiri

Adjustable Lab Power Supply 2V-20V 5A Adjustable Power Supply is a one of the first things the electronics hobbyist must have. But if you think to buy a good power supply it will be pretty expensive. So I built a … Continue reading →

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Intelligent LP Gas Leakage Detector

Posted on 24/03/2010 by pasanlaksiri

LP Gas Leakage can be very dangerous because it increases the risk of Fire or deadly Explosion. In modern homes and buildings are fully equipped with fully automatic security systems that stop the supply of the gas as soon a … Continue reading →

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Flame Retardant & Flame Resistant Wire.

Posted on 11/02/2010 by pasanlaksiri

Bought these cables for interconnect some LP Gas Safty systme. This cable is specially designed to provide optimum properties of flexibility and intrinsic safety required for process instrumentation. Brand – Wilson Cables.

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Joule Thief Boost Circuit. with ultra Bright white LED.

Posted on 10/02/2010 by pasanlaksiri

When I am googling arround, I found a  circuit called Joule Thief DC Booster. So what is a Joule Thief ? As u all know you cant light up a LED using single AA (1.5V) battery. Because normally a LED … Continue reading →

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100W Stereo Amplifier with IR Mechanically Controlled Volume Controller

Posted on 09/02/2010 by pasanlaksiri

I built this amplifier like 8 years ago. After I gave it to a friend of mine. Its still working without trouble. This is how its looks like before I fit it in to the cabinet This video will show … Continue reading →

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Homemade Hi Fi stereo theater system

Posted on 08/02/2010 by pasanlaksiri

I built this project few years back. Its main features are Mechanically controlled IR remote volume control 100W RMS Sub-Woofer ( Powered by Sanken Power Transistors ) 50W x 2 For Stereo Audio Out. 4 x 20 LCD Screen ( Connected … Continue reading →

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