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How to Make a Telephone Amplifier Circuit

The simple telephone ring tone amplifier circuit explained in this article saves the inconvenience of picking the telephone handset while speaking over a call. This circuit also particularly becomes useful when there’s a need of the conversation to become audible to a number of people or a group of people. Introduction When the conversation needs … Read moreHow to Make a Telephone Amplifier Circuit

How to Make an Outstanding Home Theater System

The article discussed here provides a simple, cheap home theater system circuit that may be built at home and used for the desired purpose. Introduction The results from this circuit design are outstandingly rich and have the capabilities comparable with the costly hi-end types available in the market. Home theater systems are quite common nowadays … Read moreHow to Make an Outstanding Home Theater System

Hi-Fi 100 Watt Amplifier Circuit Using 2N3055 Transistors – Mini Crescendo

The mini crescendo 100 watt transistorized amplifier circuit explained here was built and tested by me and am extremely pleased by its performance and also its ruggedness as far as maintenance and handling is concerned. Amplifier Class Basically, the entire configuration is a symmetrical class A amplifier incorporating an input filter stage, an intermediate driver … Read moreHi-Fi 100 Watt Amplifier Circuit Using 2N3055 Transistors – Mini Crescendo

Simple Stereo Audio Amplifier Circuit Using IC 1521

A simple stereo audio amplifier circuit discussed here is built around the IC TDA 1521, requires very few external passive components and is able to provide a powerful 12 + 12 watts of music output. Main Features of the Stereo Amplifier IC The IC contains all the built in features required for an amplifier circuit … Read moreSimple Stereo Audio Amplifier Circuit Using IC 1521

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