http://www.prweb.com/releases/2003/8/prweb75711.php WOLFSON WM8759 STEREO HEADPHONE DAC OFFERS SUPERIOR AUDIO PERFORMANCE ON LOW POWER Wolfson Micro. is lowering cost and turning up the performance on low-power 24-bit stereo DAC with integrated headphone driver particularly suited for use...

I was prompted to start this thread after few days of auditioning 40 years old headphone amplifier. I recently acquired SHURE Solo-Phone amplifier through eBay and when it arrived I did not have much expectations. Unit looked very good, cursory check inside revealed that all parts are...

How come nobody picked this one? http://cgi.ebay.com/ws/eBayISAPI.dll...category=40137

Does anybody know anything about this amp? It was made throughout 90's by Danish pro-audio company called Lydkraft, price was about $2000 USD. Very few references I managed to collect claim that it was superb sounding amp.

I didn't see this one mentioned before.

Did anyone try this as a portable amp? Runs on 9V battery.

Don't just listen to music, FEEL it! Audi-Oh™ is a revolution in stimulation technology for men or women. Sound is converted into infinitely variable pulses of pleasure. Audi-Oh* can use ambient sound, like the music in your favorite club, or direct audio input from devices such as...

Did anybody try it? It was used by Etymotic people during last CES show. I am curious how does it sound. Link to product is here.

How come nobody is making power amps for headphones? There are many people with very good preamplifiers, with multiple outputs, and having power amp optimized for headphones does not sound like bad idea.