I Modded my SR125 with the G pads. The result was a bigger sound stage and a more wide open feel. On the other hand, because the drivers are further away and there is now "sound pocket" the high frequencies are a tad to bright.

  I have no clue about how it works but last night i hooked up my Senns HD650 and my Grado SR125 to my MK III with a Grado 2 into 1 (lossless splitter). Here is what I found; SPL meter showed at the same volume Grado = 112  decibels  Senns = 102 decibels   As you know, Senns...

I have the little dot mkii as well, paired with the little dot dac ii and grado sr125.  They sound great; i put the GS1000 pads on the sr125's.  This pushed the drivers out and made the soundstage huge.  The senn HD650 arrived 2 days ago and are not broken in but they sound, well not broken in...

Equipment; Little dott MKIII and Their Dac II Senns HD650 Grado SR125 (modified with larger circumural pads)   Last night I went crazy doing a side by side comparison.  The HD650 are not yet broken in so it may not be fare.  I hope their soundstage opens up, seems to be missing the...