Sonic Profile: These albums capture the raw energy of a live rock-and-roll band. Recorded mostly on two-track and four-track machines, the early albums feature sharp rhythm guitars, driving harmonica, and punchy vocals. For these titles, mono mixes are highly sought after by audiophiles, as the early stereo mixes often hard-panned vocals to one channel and instruments to the other. The Transitional Era (1965–1966) Rubber Soul (1965) Revolver (1966)
: A psychedelic masterpiece. High-fidelity audio is essential to appreciate the tape loops and backwards guitars of Tomorrow Never Knows . 3. The Studio Innovations (1967–1968) The Beatles - Discography -FLAC-