Angular sensor, - wherein the angular sensor has a rotating element ), - wherein the angular sensor has at least one first transceiving antenna - wherein the angular sensor has a base body , - wherein the rotating element is mounted in the base body such that the rotating element can be rotated about an axis of rotation , wherein - the angular sensor has a first excitation circuit which generates a first excitation signal (A), - the angular sensor has a first divider circuit which guides the first excitation signal (A) generated by the first excitation circuit partially as a first outgoing signal (S) to a first transceiving antenna fixed to the base body and partially as a first base signal (B) to an evaluation circuit of the angular sensor, - the angular sensor has a first waveguide which circulates in an annular manner about the axis of rotation , - on the basis of the first outgoing signal (S) supplied to it, the first transceiving antenna emits a first electromagnetic wave into the first waveguide which then propagates in the first waveguide in both directions, - the rotating element has a first termination element which protrudes into the first waveguide , - the first termination element is designed so as to be reflective on at least one side in such a way that the incoming first electromagnetic wave is reflected on the reflective side of the first termination element and returns to the first transceiving antenna in the first waveguide , - the reflected first electromagnetic wave is received by the first transceiving antenna and a first receiving signal (E) generated thereby is supplied to the evaluation circuit and - the evaluation circuit determines a first position of rotation (α) of the rotating element in relation to a reference position of rotation (α0) by evaluating the first base signal (B) supplied to it and the first receiving signal (E) in a first resolution region (β). - wherein the angular sensor has a rotating element ), - wherein the angular sensor has at least one first transceiving antenna - wherein the angular sensor has a base body , - wherein the rotating element is mounted in the base body such that the rotating element can be rotated about an axis of rotation , - the angular sensor has a first excitation circuit which generates a first excitation signal (A), - the angular sensor has a first divider circuit which guides the first excitation signal (A) generated by the first excitation circuit partially as a first outgoing signal (S) to a first transceiving antenna fixed to the base body and partially as a first base signal (B) to an evaluation circuit of the angular sensor, - the angular sensor has a first waveguide which circulates in an annular manner about the axis of rotation , - on the basis of the first outgoing signal (S) supplied to it, the first transceiving antenna emits a first electromagnetic wave into the first waveguide which then propagates in the first waveguide in both directions, - the rotating element has a first termination element which protrudes into the first waveguide , - the first termination element is designed so as to be reflective on at least one side in such a way that the incoming first electromagnetic wave is reflected on the reflective side of the first termination element and returns to the first transceiving antenna in the first waveguide , - the reflected first electromagnetic wave is received by the first transceiving antenna and a first receiving signal (E) generated thereby is supplied to the evaluation circuit and - the evaluation circuit determines a first position of rotation (α) of the rotating element in relation to a reference position of rotation (α0) by evaluating the first base signal (B) supplied to it and the first receiving signal (E) in a first resolution region (β). <EOS>