Born in Steinheim am Main, Schramm learned piano as a child and sang solo parts in the renowned choir of his uncle.
[1] He studied voice at the Musikhochschule Frankfurt with Ernst Arnold, Martin Gründler and Bruno Vondenhoff [de], the leader of the opera class.
With Karl Richter, he recorded Bach's Mass in B minor structure with the group, alongside Ursula Buckel, Marga Höffgen and Ernst Haefliger,[5] Also with Richter, he recorded the voice of Christ in the St John Passion in 1970, and the voice of Christ in the St Matthew Passio in 1971, both with Peter Schreier as the Evangelist.
[2] In 1968, he recorded Mozart's Requiem with the Choir and Orchestra of the RAI Turin, conducted by Sergiu Celibidache, alongside Ruth-Margret Pütz, Julia Hamari and Henrick Gritchnik.
[6] He recorded Isang Yun's An der Schwelle for baritone, female choir, organ and other instruments in 1975, with women of the RIAS Kammerchor and instrumentalists, conducted by Peter Schwarz.