대학 한국어 (College Korean): Wecome to the Korean 1 Website!
대학 한국어 중급 (Intermediate College Korean): http://www.language.berkeley.edu/korean/10/main.html
I could not find these links listed in LingQ’s Korean resource section. College Korean I & II are very useful for beginner and intermediate learners. If you do not own the textbooks, these online versions, which include both the transcript and audio, serve as excellent supplementary study materials.