Data and MP3 Compression: Understanding "Digital" by Matthew Bredel
The MP3 and MP4 generation was generated mostly due to advances in data compression. Let us first take a step back and focus on digital music. There are two types of data in the world: Analog and Digital data. Analog data is real time data, and it is essentially how we perceive the world. ... As you listen to any music, you are listening to an analog signal. ... Since the inception of digitally stored music, the quality of music has remained high and to the same standard as it is today. ... Every time you recall a analog signal, the results will be varied to some degree.

Audio MIDI Interfaces by Usha Rani
In reality MIDI files are very petite since they use your sound card’s built-in instruments for crafting the sounds. The problem is that most sound cards don't have any decent sounds to start with, plus no two sound cards sound alike and therefore the results are very erratic. ... The stuffing of these buffers are then additively mixed and coupled through a digital-to-analog converter to an audio output device to create an output having concurrent digital audio and MIDI synthesized music. ... The audio content of such a digital recording may then be restored by decompressing the recorded...

History of the Computer; Analog or Digital? by Tony Stockill
In 'History of the Computer - the emergence of Electronics', we saw how the development of Radar during the second world war led to an understanding of pulse technology. At the same time methods were refined for the calculations required for the ballistic trajectories. ... The big advantage of a digital recording and reproduction system (amplifiers etc are also digital) is that, due to the nature of the high frequency pulses, it is possible to copy them exactly when transferring from one medium to another, for example copying a from cd track to compilation cd.

How Do MP3 Players Work? Digital Audio Technology Revolutionizes Music Enjoyment by W R Kirk
Millions have enjoyed recorded music since 1877 when Thomas Edison invented the phonograph. Then came radio, records, tapes and CD's. But today's digital audio players are a quantum leap forward in music technology. To understand what makes these music players so revolutionary, let's explore the... Software converts the music to a small digital file, usually WAV to mp3, using a codec like MP3 or WMA. ... In answer to the question, How do iPods work, the next two paragraphs really describe how all portable digital music players function.

Computer Headsets by Josh Riverside
Headsets have become an integral part of the computer. They are useful while chatting, for voice recognition, listening to music and gaming. Looks and the price are generally the only things considered while buying a headset. But most people do not realize that there are other aspects to a... Whether you need corded or wireless, the kind of ear piece (monaural/ binaural), the kind of phone or computer connection used with the headset (Bluetooth, USB, 3.5mm/ Analog), the compatibility (to music), the kind of computer usage (VoIP, Computer Gaming), the range of bass/treble, the power of the...

How to Convert VHS to DVD with a DVD Recorder by Cole Figgins
When preserving your favorite movies or memories, the standard used to be VHS video tapes . But with the advancement of DVD technology , the advantages of DVDs proved to outweigh those of VCR tapes. Video tapes can wear out over time, becoming bent, damaged or dirty. ... If you are planning to copy a lot of videos, it is worth your time and effort to find out what kind of processing the machine does to the analog signal from the video tape before it converts it to the digital signal that gets recorded in DVD format.

Editing MP3 Music Files by Bob Emerson
The MP3 file is one of the most popular ways to store music on computers and portable audio players today. The main reason MP3 became popular was because it compressed large audio files into much smaller sized files and still had good sound quality. But another advantage of MP3 files is that... The overall clarity of the sound will be mostly dependent on the quality of the analog to digital converter in the sound card, but the results can be enhanced to some degree by editing software. ... So as the songs play one after the other you have to adjust the playback volume to compensate for...

Computer Sound System Basics by Jim Lotter
If you love to listen to music while you work on your computer, then you should check out the newest computer sound systems. Computer sound systems deliver realistic sound reproduction and excellent bass for most listeners needs. Here's some tips on purchasing a great computer sound system. ... Basically sound cards function to convert digital signals into analog, and vice-versa in some cases. ... For high end surround sound or THX sound systems made for DVD movies expect to pay from around $200 to over $400.

Hardware Inside Sony Playstation 3 Reviewed and Explained by Aaron Brooks
The Sony PS3 is creating headlines in the techie world. And, watchers all over the world are reviewing the much awaited product. It is all set to storm the gaming world The CNET Editor has awarded the PS3 8.8 out of 10 with 9/10 for design; 9/10 for features; and 8/10 for performance. ... According to gaming gurus it is too early to say what the PS3 will achieve, the sane advice is to wait a year before passing any judgments. ... The 60GB PS3 can read digital photos from USB devices, digital cameras, CDS and more.

MP What? by Gene Simmons
At the ripe old age of “almost older than dust”, I’ve found there are several things I can do without. Here are some of them: Cell phone – OK, to be honest here, I do have a cell phone – but I never turn it on. It’s one of those old-fashioned, bulky ones that I have just for emergencies. ... I wonder if my Emerson transistor radio still works… Satellite radio – I seems to me that there is plenty of stuff available through the regular FM channels without having to fork out extra bucks just to have a selection of a hundred and sixty other things to listen to.