Sennheiser HD650 & Massdrop HD6XX Impressions Thread
Jul 17, 2022 at 8:39 AM Post #45,136 of 46,499
finally took a pic of my modded 6xx. sounds noticably better than before imo.

RILnSRTl.jpg
Very nice.... is that also known for that copper mod ? Am quite unsure about the mods. How much sounds better ? It looks aesthetically pleasing...
 
Jul 17, 2022 at 7:07 PM Post #45,137 of 46,499
finally took a pic of my modded 6xx. sounds noticably better than before imo.

RILnSRTl.jpg
Looks nice! Next step, cable upgrade?
 
Jul 17, 2022 at 7:11 PM Post #45,138 of 46,499
Very curious about the violectric with the 650….
An excellent combination, especially with the 6XX being Custom Cans modded, all foam removed, and earside mesh replacing earside foam. Natural tonality, clear imaging & soundscape ==> engaging, involving, rewarding.
 
Jul 17, 2022 at 7:12 PM Post #45,139 of 46,499
Jul 18, 2022 at 1:52 AM Post #45,140 of 46,499
Very nice.... is that also known for that copper mod ? Am quite unsure about the mods. How much sounds better ? It looks aesthetically pleasing...

It sounds faster and more dynamic than before. Overall more forward and engaging, esp the low end, better soundstage width and depth. It also sounds much better now through the valhalla 2 with tungsram and foton. Before modding, the difference of hd6xx+luxman internal vs hd6xx+vahalla2 was just difference in presentation but not necessary enjoyment, now it sounds much better thru the valhalla2.
 
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Jul 20, 2022 at 6:51 PM Post #45,143 of 46,499
finally took a pic of my modded 6xx. sounds noticably better than before imo.

RILnSRTl.jpg
Curious to know where you got the counterweight? Also located in Toronto.

Thanks!
 
Jul 20, 2022 at 7:56 PM Post #45,144 of 46,499
Curious to know where you got the counterweight? Also located in Toronto.

Thanks!
Custom Cans UK cnc backweight modification kit for HD6XX. To modify further, remove driver-side foam, ear-side foam, replace ear-side foam with fine mesh, leave the cnc backweight ‘doughnut hole’ unfilled. See below:
6683BF7C-6125-40D7-A030-76D60CEB336C.jpeg
 
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Jul 20, 2022 at 9:24 PM Post #45,145 of 46,499
Custom Cans UK cnc backweight modification kit for HD6XX. To modify further, remove driver-side foam, ear-side foam, replace ear-side foam with fine mesh, leave the cnc backweight ‘doughnut hole’ unfilled. See below:6683BF7C-6125-40D7-A030-76D60CEB336C.jpeg
Thanks. I took a look at their website - whats the difference between the copper and silver? (aside from aesthetics)
 
Jul 20, 2022 at 10:54 PM Post #45,146 of 46,499
Thanks. I took a look at their website - whats the difference between the copper and silver? (aside from aesthetics)
None that I can detect. The 6XX cnc-milled backweight is actually nickel plated copper.
 
Jul 21, 2022 at 10:43 AM Post #45,148 of 46,499
@hbmorrison Thank you. I purchased the mesh fabric at an ‘arts & craft’ shoppe. I then cut the fabric to shape such that the earpad bracket would hold it in place.
 
Jul 31, 2022 at 2:55 PM Post #45,149 of 46,499
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Jul 31, 2022 at 9:46 PM Post #45,150 of 46,499
anyone here used the dekoni fenestrated lambskins on their 650? i put them on my 650 first and i felt like it made them sound worse, like added a veil to the "veil". stuffy sounding. i took them off almost immediately and put them on my 600's and they sound amazing. i havent felt like removing them again to give them a second shot but has anyone else disliked the combo?
 

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