Optoelectronic devices

jojo July 9, 2014 3 Comments
Introduction Optoelectronics is the branch of electronics that combines optics and electronics. The devices that deal with this technology is called optoelectronics devices. Optoeletronic devices can be divided into two – light sensitive devices and light generating devices. We...
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Electronic Galvanometers

jojo August 17, 2009 No Comments
An electronic galvanometer is a vacuum tube or transistor amplifier, followed by a milli ammeter may be employed as a detector. Some devices have arbitrary scale values, sometimes with variable gain and are designed simply as balance detectors. Sensitivity...
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Resistors and Types of resistors

jojo March 12, 2014 6 Comments
 Note:- This article is currently under editing. You may refer this article later to get the full version In this article, we are going deep into resistors and different types of resistors. A resistor is one component that we...
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Photo Etching-Printed Circuit Boards

jojo January 20, 2012 2 Comments
Here’s a descriptive video on How to perform Photo Etching on a PCB. This video also is based on “home PCB making techniques” – which helps electronic minds(electronics projects) to develop PCB’s from home. Such techniques are always interesting...
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Introduction to uA 741 Op-Amp

admin February 19, 2014 7 Comments
We have already discussed in detail about the basics on operational amplifier, its block diagram, symbol, different characteristics, and its circuit diagram (Refer:- Op Amps-Operational Amplifiers). In this post, we will be discussing about the 741 IC, one of...
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