John - I believe that's the case. The problem seems to be worse for phones (i.e. it doesn't take particularly sensitive headphones for the noise to be evident). For non true audiophiles like myself, I got around this problem by adding an in-line attenuator between the Yulong and my cans. I...

It takes a 2025 cell - the 2032 is a bit too big for it.

Quote: Originally Posted by hpatel I was wondering if anyone knows what the difference between the Yulong DAH1 and the DAH1 Mark is? The pictures show differing circuitry, but the descriptions are exactly the same as are the specs and prices. For the differences between the DAH1...

Quote: Originally Posted by ILikeHeadphones I'm also curious of the order of the switching?? Pretty close to what you had, but it's the following: Turn the unit on: Coaxial Mode Switch: USB Mode Switch: Optical Mode Switch: PCM Mode Switch: Back to Coaxial The annoying...

Hi everyone I'm new to all this, but I've taken a particular liking to the DAH1. Upon doing some research into this nifty little unit, I noticed that there's an updated model available, known as the DAH1mark (or DAH1 mark). Photos and details are available at the Chinese-language Erji site...