By Enzo Grazioso
Mimì, my stand-mounted, two-way, reflex-loaded loudspeaker equipped with a ¾” soft-dome tweeter and a 6.5″ bass/midrange unit is a very well sounding speaker but after 5 years I’m thinking an upgrade…mybe an AMT tweeters !!! The AMT Air Motion Transformer is a truly exceptional transducer invented by Dr. Oskar Heil. The diaphragm, housed in a very strong magnetic field, pushes back and forward from itself in a physical motion similar to that observed in…
Many hears ago, in a Hi-Fi show, I listened the ProAc Response Two speakers and I was really impressed by their performance. These speakers just simply disappeared, leaving behind an ambient soundfield that changed very little with head movement. Driven by an excellent Audio Reserch tube pre/power amplifier, they had put the singer right here in the room with me!! Also all acoustic instruments like the guitars, violins, percussions were played with a breathtaking sense…
During the last year of listening my K2 Klipschorn super clone speakers (info and specs here) I put the attention on some point to upgrade. I focused my attention on the crossover frequency on both low-mid and mid-high cells. After many weeks of listening session I found some benefits to lowered both crossover frequency. The inductor in series to K33e woofer is now 8,2 mH ( old value 3,6mH ) put in a separate plastic…
This is my reference speakers…… I heard hundreds of speaker systems but at last….I always return at my Klipschorn super clone. Why super ? OK bass bin is almost identical to original Klipschorn, also fitted with original K33E Klipsch woofer but mid-high section is very different. I use high-end expensive component like Gauss HF4000 as midrange assembled with JBL 2350 aluminum horn. Gauss HF4000 2”compression drivers are very impressive components: heavy (13 Kg…
