DAT (Digital Audio Tape) is a standard medium and technology for the digital recording of audio on tape at a professional level of quality. A DAT drive is a digital tape recorder with rotating heads similar to those found in a video deck. Most DAT drives can record at sample rates of 44.1 KHz, the CD audio standard, and 48 KHz. DAT has become the standard archiving technology in professional and semi-professional recording environments for master recordings