Quadt studied guitar with Bruno Henze and Erwin Schwarz-Reiflingen until 1934 . After his training he worked as a teacher at the municipal conservatory in Berlin-West and the music school in Berlin-Köpenick as well as a concert guitarist. For several years he was a member of the GDR State Folk Art Ensemble. Quadt published several essays and writings on guitar literature as well as extensive editions of lute music and guitar music from the 16th to 19th centuries , published by the Deutsches Verlag für Musik (Leipzig) and Bärenreiter (Kassel). Together with Werner Pauli , he published the German version of Józef Powroźniak's guitar lexicon .
- as editor: Lute music from the Renaissance. 2 volumes. Edited from tablature. German publishing house for music, Leipzig 1967–1971.
- as publisher: Guitar music from the 16th to 18th centuries Century. 4 volumes. German publishing house for music, Leipzig 1970–1984.
- Volumes 1, 3 and 4: edited from tablature [for guitar]
- Volume 2: edited from tablature for Colascione, Mandora and Angelica
- as editor with Werner Pauli: Józef Powroźniak, Guitar Lexicon. New Music Publishing House, Berlin 1979.
- Axel Elter: Adalbert Quadt - a life for the guitar. October 18, 1903 - December 31, 1987 - A personal thank you. In: Guitar & Lute. Volume 10, No. 3, 1988, p. 22 f.
- Józef Powroźniak: Guitar Lexicon. Verlag Neue Musik, Berlin 1979, p. 72.
- Konrad Ragossnig: Handbook of the guitar and lute. 3. Edition. Schott, 2003, ISBN 3-7957-8725-4 , p. 104.
- Lute music from the Renaissance. According to tablature ed. by Adalbert Quadt. Volume 1 ff. Deutscher Verlag für Musik, Leipzig 1967 ff .; 4th edition, ibid. 1968.
- Guitar music from the 16th to 18th Century. According to tablature ed. by Adalbert Quadt. Volume 1-4. Deutscher Verlag für Musik, Leipzig 1970 ff .; 2nd edition ibid 1975-1984.
|BRIEF DESCRIPTION||German guitarist and music teacher|
|DATE OF BIRTH||October 18, 1903|
|PLACE OF BIRTH||Berlin-Wedding|
|DATE OF DEATH||December 31, 1987|