I recently found a great comparison between Wolfson WM8741 vs. Sabre SS9023 chip based DAC, while shopping for a Denafrips ARES II Resister Ladder R2R Dac. Remco Stoutjesdijk comprehensively reviewed both chip dacs objectively and subjectively: He distinguishes analytical data with actual...

Today I received my D7, a very welcome Christmas gift to myself! I was unsure of whether to place this post in the portable amp thread or the portable source thread. As the D7 does contain a headphone amplfier, I chose to place it here in the portable amp thread. I must also preface my post by...

The information I have gathered on this amp is that it has sockets for changing out op amps and buffers, can use up to 15 IC's and puts out a little over 2.4 watts per channel. It is a quad design (all channels are separated) with a layered board having copper traces that are gold plated. The...