One of the coolest things any sound system can have is some kind of musical visualization. Thumping level meters that pump with the volume are a great example, and were particularly popular in the ...

Once a mainstay of every station, the reel-to-reel recorder is now a mystery to some people. While most radio stations are fully digital now, there are still a few limited (often forgotten) parts of ...

Forbes contributors publish independent expert analyses and insights. Technology journalist specializing in audio, computing and Apple Macs. One thing teenagers love is playing loud music. Another ...

You can still get moving-needle meters off the shelf if you desire that old school look in one of you projects. However, if you want a more flexible and modern solution, you could use round displays ...