Convex

Convex is one of a series of LPs that Schnitzler released himself in the 1980s. Some of the covers of these LPs contain useful information such as track titles, instruments, date of origin, et cetera. Sometimes the LPs also come with DIN A4 or other format sheets printed with text and artwork. “Convex,” however, is one of Schnitzler's LPs that convey virtually no visible information. Only the title is printed in large letters on the cover of “Convex,” and in tiny letters that are easy to overlook, it says: “Cover Conrad und Richard.” The labels on the original LP indicate that one side is called ‘Convex’ and the other “Concav.” That's all the information there is. On “Convex,” as on many of his other albums, Schnitzler definitely used a sample-and-hold generator (S/H generator), a device that converts sounds stored as desired into random sequences of tones. This is important to know because this album is also non-keyboard music, i.e., it was not played ‘by hand’; instead,