I've got wav files I recorded with a Griffin iTalk Pro which I want to convert to AAC to save file space. I noticed that iTunes has a nice option to convert to AAC for Podcast which optimizes for ...

I compressed some video to MP4 recently (using Nero Recode) and then noticed afterward that I had a 60hz hum in the background of the audio. Since I no longer have the source video, I'd like to pull ...

Based on posts/responses on the forums, it appears there is still a significant amount of confusion regarding audio codecs and their implications. For clarification purposes, "MP3" is officially known ...

You’ve got some music files on your Mac, and they all look alike in the Finder. If you want to find which ones are AAC files and which are Apple Lossless, what do you do? Well, I’ve got the answer. I ...

COMMENTARY--As the fuss over MP3-trading sites such as Napster continues, new music-encoding standards are slowly creeping onto the scene without attracting much attention. It appears Advanced Audio ...

Reader Gino Vogt’s question allows me to wear two hats—one as Macworld’s Mac 911 guy and the other as the host of Macworld’s podcast. He writes: [ Black ...

Most people don't think twice about the type of audio file they use, but audio formats quietly shape how we experience sound. They play a bigger role in our daily lives than we realize, whether ...

You can easily add music to a PowerPoint slideshow if you want to make your next presentation more engaging. You can add any MP3, MP4, WAV, or AAC file on your computer to your PowerPoint presentation ...

Hack #70 from iPod & iTunes Hacks by Hadley Stern (O’Reilly Media). Turn iTunes into an Ogg Vorbis–playing application and enjoy the fruits of open source ripping and playing. The MP3 and AAC file ...