I've been reading a lot, but have a question or two...   What is the purpose of a buffer on the output of a virtual ground?   Why buffer the ground if you are using buffers on the L/R channels?   Here's how I currently understand things...  The source signal enters an op amp and gets...

I designed this amp after spending several days (if not weeks) reading over the data at Tangent's website.  I wanted it to be simple compact and able to drive several different pairs of headphones.  It's hard to come up with an original idea with all the amp designs currently available, so it...

Ok, so I got a new pair of V-Moda M-80s and I listened to them on my i-Phone and MBP for a couple of nights, leaving them to burn-in... They sounded a little weak, so, long story short, I remembered that I had built a CHA-47 about 7-8 yrs ago.  I found it and a 12V wall wart and I hooked it up. ...

I'm going to make this as simple as I can. I want a pair of cans that have a warm sound with good mids and bass. I like the open back cans and prefer my music LOUD! I mainly want them for gaming, but I will also use them for music. I mainly listen to rock and heavy metal, but will listen to...