December 12, 2014

GSM

TDM­A is also used as the access technology for Global System for Mobile communications (GSM). However, GSM implements TDMA in a somewhat different and incompatible way from IS-136. Think of GSM and IS-136 as two different operating systems that work on the same pro...

December 12, 2014

How Cellphone Works?As a basic Part of a Technician, It is fully advice that he/she must posses a basic knowledge of what technology he or she come up to.. Before we procced further,  please take a simple brief to inhanced your knowlegde about the Field of What we  are...

May 1, 2013

This is where you can learn a step by step from basic to advance procedure on how to fix major mobile phone handsets problems such as Nokia, iPhone, Blackberry, Samsung, SonyEricsson, Motorola, HTC, Android,LG, Siemens, Benq and etc.

All lessons herein were all simplifi...

May 1, 2013

GSM, CDMA, 3G, 4G Network Concept and structure

ESN, IMEI and SIM relationship, theory and concept

 Determination of physical and liquid damage detection on PCB boards

Beginning soldering and desoldering techniques

Use of proper tools and opening techniques to dismantle al...

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