I've been thinking of upgrading my LD mk II. I currently have Mullard M8161 driver tubes and plan on buying EH 6H30PI power tubes as well. But what i'm posting here about is the internals.   I'm thinking of upgrading the signal film caps circled in RED with auricap .68uF and 2.2uF...

Hi all, I recently purchased a Yulong D100 DAC from audiophilechina.com to go with my D2000 headphones and i'm enjoying the sound quite a lot . However, i randomly have the music cut out and be replaced with all static. I'm not sure what is causing this, only that when i power it down and...