Rotation angle measuring arrangement with a rotatable shaft and a rotation angle measuring system for detecting a shaft rotational movement, the rotation angle measuring system comprising: - an excitation unit which is connected to the shaft so as to rotate therewith and which comprises at least one permanent-magnetic excitation magnet, - a printed circuit board arrangement with • a first printed circuit board section which is arranged perpendicular to a shaft longitudinal axis, and • a second printed circuit board section which is arranged angled with respect to the first printed circuit board section and which is electrically connected to the first printed circuit board section via a connection apparatus, wherein the second printed circuit board section is arranged in such a way that a parallel projection of the second printed circuit board section onto a longitudinal plane which is parallel to the shaft longitudinal axis and a parallel projection of the excitation unit onto this longitudinal plane overlap at least partially, - a first magnetic field sensor which is arranged on the first printed circuit board section and by means of which an excitation magnetic field generated by the excitation unit can be detected, and - an evaluation electronics, which is arranged on the printed circuit board arrangement and which is electrically connected to the magnetic field sensor, characterized in that the rotation angle measuring system comprises a second magnetic field sensor by means of which the excitation magnetic field generated by the excitation unit can be detected, preferably the first magnetic field sensor and the second magnetic field sensor are arranged on opposite sides of the first printed circuit board section. a rotatable shaft and a rotation angle measuring system for detecting a shaft rotational movement, the rotation angle measuring system comprising: - an excitation unit which is connected to the shaft so as to rotate therewith and which comprises at least one permanent-magnetic excitation magnet, - a printed circuit board arrangement with • a first printed circuit board section which is arranged perpendicular to a shaft longitudinal axis, and • a second printed circuit board section which is arranged angled with respect to the first printed circuit board section and which is electrically connected to the first printed circuit board section via a connection apparatus, wherein the second printed circuit board section is arranged in such a way that a parallel projection of the second printed circuit board section onto a longitudinal plane which is parallel to the shaft longitudinal axis and a parallel projection of the excitation unit onto this longitudinal plane overlap at least partially, - a first magnetic field sensor which is arranged on the first printed circuit board section and by means of which an excitation magnetic field generated by the excitation unit can be detected, and - an evaluation electronics, which is arranged on the printed circuit board arrangement and which is electrically connected to the magnetic field sensor, - an excitation unit which is connected to the shaft so as to rotate therewith and which comprises at least one permanent-magnetic excitation magnet, - a printed circuit board arrangement with • a first printed circuit board section which is arranged perpendicular to a shaft longitudinal axis, and • a second printed circuit board section which is arranged angled with respect to the first printed circuit board section and which is electrically connected to the first printed circuit board section via a connection apparatus, wherein the second printed circuit board section is arranged in such a way that a parallel projection of the second printed circuit board section onto a longitudinal plane which is parallel to the shaft longitudinal axis and a parallel projection of the excitation unit onto this longitudinal plane overlap at least partially, • a first printed circuit board section which is arranged perpendicular to a shaft longitudinal axis, and • a second printed circuit board section which is arranged angled with respect to the first printed circuit board section and which is electrically connected to the first printed circuit board section via a connection apparatus, wherein the second printed circuit board section is arranged in such a way that a parallel projection of the second printed circuit board section onto a longitudinal plane which is parallel to the shaft longitudinal axis and a parallel projection of the excitation unit onto this longitudinal plane overlap at least partially, - a first magnetic field sensor which is arranged on the first printed circuit board section and by means of which an excitation magnetic field generated by the excitation unit can be detected, and - an evaluation electronics, which is arranged on the printed circuit board arrangement and which is electrically connected to the magnetic field sensor,