Sony ’s new PCM-D1 portable recorder, which was introduced at the 2005 AES Convention, represents a significant advance in high-quality mobile recording. Designed to produce digital stereo recordings that are completely faithful to the original master, the PCM-D1 is capable of re-creating even the most subtle performance nuances. The PCM-D1 can be used for high-quality recording in an array of applications including live sound, house of worship and theatrical performance, as well as by journalists in the field.