Recent content by inter voice
  1. inter voice

    Audeze LCD-X

    I have similar problem and I place a 2mm thick soft circular ring between the fazor and the pad to increase its height. Problem solved.
  2. inter voice

    Audeze LCD-X

    Just tried out removing both outside grills from my LCD-X and I can confirm your above statements.  Sound is more open and clean while soundstaging much improved.
  3. inter voice

    Audeze LCD-X

    This may help http://www.head-fi.org/t/704800/audeze-lcd-x-ear-pads-improvements/15#post_10300028
  4. inter voice

    Hifiman EF-5 headphone amplifier mods and rolls

    In the last weekends I spent quite some time to compare the performance of different 12AU7s that I owned and see which one suits my taste most.   I have compared the following 12AU7s using HE-500 as reference:   RCA clear top 12AU7 RCA Gray Plate 12AU7 RCA 5963 Balck Plate with square...
  5. inter voice

    Hifiman EF-5 headphone amplifier mods and rolls

    I owned three different headphones,i.e. Senn HD-800; Audeze LCD-X and HiFiman HE-500 and they all have different impedances. HD-800 has 300 ohms, LCD-X has 20 ohms while HE-500 has 38 ohms.   Though it was claimed by the maker that EF-5 can handle headphones with impedance from 2 ohms to 2K...
  6. inter voice

    Toxic Cables - Impressions and Discussion Thread

    Frank can do anything on cables.  Just PM him what you want to have.
  7. inter voice

    Hifiman EF-5 headphone amplifier mods and rolls

    Today I have changed the two opamps inside my EF-5 from LM4562NA (which replaced the stock opamp) with LME49720HA.  Actually 4562 and 49720 have similar operating specifications but 49720 is made of metal case and has better SQ then 4562.  You can also see from my uploaded photos that heat sinks...
  8. inter voice

    Hifiman EF-5 headphone amplifier mods and rolls

    Nice work Davide256 .  I still  recommend you to change the 7812 with a low noise voltage regulator after you have done all the parts swapping. For me that was the very last mod I had made after carrying out all the swapping of parts,i.e. the pot, the op amps, diodes and caps etc.  Changing the...
  9. inter voice

    Toxic Cables - Impressions and Discussion Thread

    Welcome back home and to this forum, Frank.  I am sure you have enjoyed your holiday with battery fully charged. 
  10. inter voice

    Hifiman EF-5 headphone amplifier mods and rolls

    Why not pile up 2 IC sockets and then fit the Burson OP amp on top of it.  With that I believe there should be sufficient clearance to insert the OP amp into the original socket without using extension leads.  After that you may DIY an acrylic cover to make it look nicer. That was original in my...
  11. inter voice

    Hifiman EF-5 headphone amplifier mods and rolls

    That is simple, just remove the original 7812 from the PCB.  Drill a small hole on the rear top casing and ensure it is clear of any electronic components. Then fix the new low noise regulator underneath the rear side of the top side casing which also acts as heat sink.  After that solder short...
  12. inter voice

    Hifiman EF-5 headphone amplifier mods and rolls

    I suggest you also change the 12V low voltage regulator with a very low noise one. I used one of these: http://www.fidelityaudio.co.uk/regulators-144-c.asp   Burson  OP amps are nice and I used them in my modded Marantz CD-63 CD player.
  13. inter voice

    Audio GD SA-31 head amp/ preamp . A powerfull Head Amp with Diamond Difference design .

      Thank you for the finding and I have done similar mods to my SA-31 using metal clips and hard plastic pressing strips. Silver contact greese is applied between the 2 transistors and the heat sink to ensure best thermal transmissions.  It only took me 20 minutes to complete this simple task. I...
  14. inter voice

    Audeze LCD-X

    I totally agree to all the comment regarding 800 and X.  Like a lot of folks here I owned both 800 and X and I can therefore enjoy all kinds of music  
  15. inter voice

    Audio GD SA-31 head amp/ preamp . A powerfull Head Amp with Diamond Difference design .

    Yes I totally agreed that SA31 is a great headphone amp in the price range.  If someone still wish to have one I believe Frank of Toxic Cable should still have a few in stock.  I bought my SA31 from Frank at a bargain price. PM him if anyone is interested on this great amp. Good luck.
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