In the middle '70s Tom Holman looked at the interactions between phone carts and preamps and designed a photo stage that addressed those, and many other issues including an 18dB/octave subsonic filter that effectively kills low frequency woofer flop.That was the Apt 1, and to my ear, a revolution. He combined that with the most intelligent and useful control section I've ever found, like the A-B/AB/A+B knob that let's you dial the image in like nothing else. thorough makeover a few years back, and it is as extraordinary as ever.
