From 1964 to 1989, Päckl was a comprimario in Linz; for many years, he was an employee representative at the
Linz theater, and from 1974 to 1989, a high official in the stage section of the Austrian trade union.
Before Linz, he was a member of the Dortmund and then the Zürich theater; Zürich, he spoke (actually, it's a spoken role) Andonis in the world premiere of
Bohuslav Martinů's Greek passion (9 June 1961), and sang Satan in the Swiss premiere of Franck Martin's Le
mystère de la nativité (18 March 1962).
Although his place of birth is nowhere to be found, he was unquestionably Austrian (his German pronunciation leaves no doubt),
and early in his career (28 November 1953), he even sang a main role at the Vienna Musikverein: the title character in a
concert performance of Flotow's Alessandro Stradella. Also while in Zürich, he sang on the Austrian radio, and in
later years, he would appear in the Austrian provinces in concert, and once also at the Bregenz festival (La belle
Reference 1: Dabei. Zeitschrift für die Mitglieder der Kulturgewerkschaft-KMSfB, no. 2007/2; reference 2:
archives of the Vienna Musikverein; reference 3: Neue Zürcher Zeitung, 19 March 1962; reference 4: archives of the Vienna