Monsieur Fourier did an amazing thing when he figured out how to move between time and frequency domains. Scopes are inherently time-domain instruments, so let's see how much our eyes can tell us ...

Here are some recent audio-related items that caught my eye: Build a Laser Microphone: Here's an interesting project offered to those DIYers who want to “eavesdrop on conversations across the street.” ...

There are five general senses: touch for feels, taste for food, smell for avoiding trash, hearing for sounds, and, of course, eyesight for visualizing the very waves making up that sound. [PlasmatronX ...