Hi I may have the chance to get a pair of lambda pro with srd7 mk2 energizer. I have srd84 electret phones at the moment. How much of a difference is there between these phones and would it be a significant upgrade? Hopefully someone can give me an idea. Thanks

Hi Have read through numerous threads here about stereo amp headphone stages. Has anyone had any experience of the rotel ra840bx2 headphone stage. I have used hd600 through mine and it sounds great. I am interested in using AKG K701 through it but cant without buying a pair. Seems that the K701...

Hi I wanted to know between hd600 & K701 which one is harder to drive or more dependant on a good amp for performance? The reason I ask is I am trying to determine if my integrated amp (rotel ra840bx2) could drive the K701. I was able to test a pair of hd600 on it and they sounded fine. I then...