Since I've Been Loving You

"Since I've Been Loving You" is a song by the English rock band Led Zeppelin, released in 1970 on the album Led Zeppelin III.
Overview
This was one of the first songs prepared for the Led Zeppelin III album. The song was recorded live in the studio with very little overdubbing. It was reportedly the hardest to record. Audio engineer Terry Manning called it "The best rock guitar solo of all time."John Paul Jones played Hammond organ on the song, using the bass pedals for the bassline.
This recording was done using John Bonham's Ludwig Speed King model #201, the pedal he used for his entire career and which was known as the "Squeak King" because of the excessive squeaking that can be heard on some recordings, especially on this track.
Live performances
As an improvisational showcase for all four group members, and especially for Jimmy Page's electric blues guitar solos, "Since I've Been Loving You" became a staple and...