wischen Schlummern Tektonisch sound research speakers Ätna Unzählige Damm
A look at a pair of SR “Sound Research” Model K412 Speakers & an Onkyo AV Receiver - YouTube
Found these lurking my local thrift store. Acustic Research. Holographic Imaging Series. M4s. In excellent condition. Paid 30 for the pair. I think the sound great. 😜😁 Never heard of the company
Acoustic Research AR90 L; Vintage Floorstanding Speakers - Excellent! - The Music Room