modulierender

Modulierender is a German term derived from the verb modulieren (to modulate). Grammatically, modulierender is the attributive form of the present participle modulierend, used before a noun to indicate that the noun is involved in modulation. For example, ein modulierender Klang or ein modulierendes Signal describes a sound or signal that undergoes modulation. The form can also appear as a nominalized participle in contexts where the participle is treated as a noun, though more common noun forms for a person or device that modulates are Modulator or Modulierer.

In practical usage, modulierender tends to function as an adjective in technical and musical contexts. In electronics and telecommunications, modulation refers to varying a carrier signal in accordance with a modulating signal. Phrases such as ein modulierendes Signal or ein modulierender Carrier illustrate how modulation is described. In music, modulierende Passagen or modulierende Akkorde describe sections of a piece where the key or tonal center changes, i.e., where the music modulates.

Etymology traces the word to modulieren, with the -er ending forming an adjective or, less frequently, a nominalized noun. Related terms include Modulation (the process of modulation), Modulator (an entity that modulates), and modulierbar (capable of modulation).

Overall, modulierender is a functional, context-dependent form mainly used to describe elements that perform or undergo modulation in technical, scientific, or musical discourse.