Digital Audio Basic

Before we can understand digital audio, we must first have a very general understanding of how sound occurs naturally. Sound is actually a mechanical wave that is propagating through the air (typically, but it can travel through other mediums as well). A basic visual illustration of sound is the sine wave.
A sine [...]

PVR and DVR

The Personal Video Recorder replaces your VCR
Don’t things move quickly nowadays? It seems only yesterday that the first VCRs became available and changed the way that we used our TVs forever. Now it seems that you will soon have to replace all your old analog TV equipment including your VCR with digital [...]