Article 1: A Brief History of Audio Formats

Article 2: Compression, Ripping, Encoding

Article 3: Lossy & Lossless Compression

Article 4: Lossy Audio Formats

Article 5: Lossless Audio Formats

Article 6: Bit Rate

Article 7: Sample Rate & Bit Depth

Article 8: ID3 Tag

Article 9: Music Databases