DOLBY DP572 E Decoder Dolby E Decoder is designed to ease the transition by DTV broadcasters and program producers from two-channel to multichannel audio. The DP572 decodes up to eight channels of high-quality audio, plus Dolby Digital metadata, from a Dolby signal encoded on a single AES3 pair, external fiber, satellite link, digital videotape, digital audio tape, or from a video server. Itis easily integrated into postproduction and broadcast facilities. The DOLBY DP572 E Decoder can accept both PCM and DolbyEsignalsand can switch automatically to provide seamless integration of multichannel and archived stereo programming.