From the inventor of the telephone to today, how the telephone network works, materials and frequencies used. Public telephone networkThe telephone was invented by Antonio Meucci who in 1860 gave a...

What is a magnetodynamic speaker, features and operating modes, loudspeakers and sets of speakers connected together. Definition of loudspeakerThe speaker can also be defined as being an...

Assembly instructions for internal DVD player on desktop computer with operations to be carried out step by step for assembly by yourself. Mount a DVD player on the PCThis device is used to read...

Guide to choosing a good hi-fi stereo amplifier, capable of faithfully reproducing the details of pure sound and the dynamics of music. Choice of stereo amplifierAn amplifier is a component that...

Since 1990 the evolution of mobile phones has not known stop along with that of mobile telephony as an integrated communication system. Mobile phone evolutionWhen mobile phones or cell phones were...

Guide to the choice of the music CD player for a hi-fi stereo system, a crucial source in the final listening. How to choose a cd playerIn a hi-fi stereo system, the CD player is of great...

Music CDs are the quintessential support of digital music and have been spreading the world for a few decades now. Definition of music cdAny musical composition converted into a digital signal...

Tips for buying a good stereo DVD player compatible with the dvix xvid mp3 elinee guide to best satisfy every listening and viewing need. Which DVD player to chooseFrom the end of the 90s onwards,...

Guide to online electronic stores with offers of digital cameras, cell phones, appliances, LCD plasma televisions, personal computers, cell phones, digital cameras, appliances, air conditioners,...

Guide to the choice, among the various types, of professional audio cables for a hi-fi audio and hdmi video system to optimize connections, obtaining maximum listening purity. Importance of cables...