Phone cloning is the transfer of identity from one cellular device to another.
Analogue mobile telephones were notorious for their lack of security. Casual listeners easily heard conversations as plain narrowband FM; eavesdroppers with specialized equipment readily intercepted handset Electronic Serial Numbers (ESN) and Mobile Directory Numbers (MDN or CTN, the Cellular Telephone Number) over the air. The intercepted ESN/MDN pairs would be cloned onto another handset and used in other regions for making calls. Due to widespread fraud, some car ....etc

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89s52 microcontroller function wikipedia

The Atmel AT89 series is an Intel 8051-compatible family of 8 bit microcontrollers ( Cs) manufactured by the Atmel Corporation.Based on the Intel 8051 core, the AT89 series remains very popular as general purpose microcontrollers, due to their industry standard instruction set, and low unit cost. This allows a great amount of legacy code to be reused without modification in new applications. While considerably less powerful than the newer AT90 series of AVR RISC microcontrollers, new product developmen ....etc

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structure and function of biogas plant wikipedia

Biogas typically refers to a mixture of different gases produced by the breakdown of organic matter in the absence of oxygen. Biogas can be produced from raw materials such as agricultural waste, manure, municipal waste, plant material, sewage, green waste or food waste. It is a renewable energy source and in many cases exerts a very small carbon footprint.

Biogas can be produced by Anaerobic digestion with Anaerobic ORGANISM, which digest material inside a closed system, or fermentation of bio ....etc

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National Institute for Small Industries Extension Training located at Hyderabad, Andhra Pradesh categorized as categorised as Specialised Institutions. The group of visionaries and intellectuals to impart education in a stimulating and innovative environment where students are empowered with knowledge and professional skills while upholding the values of integrity, tolerance and mutual respect. It is among the prominent colleges of its field in the located at Hyderabad, Andhra Pradesh . National Institute for Small Industries Extension Traini ....etc

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advantages and disadvantages of air pollution wikipedia

Air pollution is the pollution of the air. It can affect people and other living things.

Many of the world's large cities today have bad air quality.Even 2,000 years ago, the Romans were complaining about the bad air in their cities. At that time, the air was thick with smoke from fires and the smell of sewers.Air pollution has been a danger to human health and Earth's many ecosystems for a long time.It also kills asthmatic people.

Introduction

Before the introduction of air quality re ....etc

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pedal powered water pump wikipedia

Abstract

This manual describes the design and construction of a device which, when attached to a standard bicycle, will permit it to be used as a pedal power machine. The resulting machine, known as a dual-purpose bicycle, can be used to power numerous small scale mechanical devices such as grain threshers, grinders, water pumps, electrical generators, and a variety of small machine tools. When desired, the dual-purpose bicycle can be converted from its transportation mode to its pedal power mode, or vice ....etc

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E R Diagram of Scalable And Secure Sharing Personal Health Records ....etc

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