Acoustic Research Holographic Imaging m 4.5 Floorstanding Speakers

First Acoustic Research products included AR-XA turntable, AR-5 and AR6 speakers with Dynaco amplification and Quadradaptor back in the 70's. My best system ever until last year, when I discovered the AR Holographic Imaging Series speakers.

I have had these speakers since 1992, when I bought them as new. Just recently I thought that I am ready to invest in new set of "really good speakers", but after listening several new ones ranging between $800 - 1500, I could not see the point. Even...

The Holographic Imaging Series were designed to provide vivid recreation of the sonic space on a recording and provide the exact positioning of instruments and singers in that space. The M 4.5 model is difficult to find information on and is apparently...