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  1. nmatheis

    Alpha & Delta JAAP: A Sweatproof Wireless Bluetooth Sports IEM w/OTG Charging

    As if they were reading my mind about getting into better shape in the new year, I just got an email from Alpha & Delta (LMUE's house brand) revealing their newest creation, a wireless sports IEM that'll be up on Indiegogo soon. I didn't see a thread for them, so I thought I'd open one up...
  2. nmatheis

    Aune M1s Impressions & Discussion Thread (Aune's newest hi-res DAP with ESS9018KM + 2.5mm Balanced Out)

    Hi all, I'll be getting the upcoming Aune M1s in for review in the near future and didn't see a thread for it yet, so I thought I'd open one and give you all some info on Aune's latest DAP. I'll add more info and impressions when I get the M1s in... From Aune: "The M1s is the world’s first...
  3. nmatheis

    Dayton iMM-6 Calibrated Mic + Audiotools iOS app, a great choice for generating and comparing quick n dirty IEM FR curves

    Hi fellow headfi'ers!   I've been using the Dayton iMM-6 calibrated microphone with the Audtiotools iOS app for about a year now to generate and compare frequency response curves for IEM I purchase or get in for testing. It looks like nobody has created a thread for this, so I thought I'd...
  4. nmatheis

    NuForce uDAC5 - Ultraportable Desktop DAC with ESS DAC, DSD256 / 24bit/384kHz PCM, 140mW @ 32 Ohm

    Hi all. @jyri at NuForce-Optoma sent me their new uDAC5 a while back, which is basically a souped-up version of the uDAC3. I couldn't find a thread for the uDAC5, so I thought I'd start one to see if anyone else has experience with it. If so, please drop some impressions here!   Personally...
  5. nmatheis

    Shanling H1.2 Desktop DAC/Amp with CS8416, ES9016, MUSES8920

    Hi all. I just found out Shanling is releasing an updated version of the H1.2 desktop DAC/Amp. It should retain the typical warmth-tinged, analog-ish Shanling sound and will be hitting stores soon for $649. I haven't heard it yet but am hoping to grab a listen soon, as I've become a big fan of...
  6. nmatheis

    Jomo Audio Impressions & Discussion Thread

    Through my love of IEM, I've met several Head-Fi'ers from Singapore. One of them (audio123) had high praise for Jomo, an IEM / CIEM manufacturer in Singapore. In fact, he introduced me to Joseph, the man behind Jomo. Before I knew it, I was in possession of a beautiful pair of Jomo 6R to test...
  7. nmatheis

    Unique Melody Martian: UM's New 2DD + 2BA Universal-only IEM

    I just saw Unique Melody announced a brand new universal-only IEM, a 2DD + 2BA Hybrid called Martian. Curious to see what you guys think and hopefully get some impressions rolling in soon! LINK to announcement on UM's Facebook page. Here's the announcement: "THE BIG ANNOUNCEMENT! Unique...
  8. nmatheis

    Venture Electronics VE Asura 2.0 Impressions & Discussion Thread

    Hello fellow VE fans. If you didn't know it, VE recently released the Asura 2.0 earbuds. I just popped them in my ears. While it's too early for me to provide impressions, let's just say I immediately got a big, stupid grin on my face. Please share your thoughts on these and feel free to ask...
  9. nmatheis

    Shanling M2

    Shanling M2 product page: LINK LINK to dedicated Shanling M2 thread Here are some glamour pics of the M2 to whet your appetite. Note the fitear IEM. Suyama-san of fitear has been known to use the M2's big brother, the M3, and fitear IEM were used during the M2's tuning process. What I can...
  10. nmatheis

    VE RUNABOUT Impressions Thread

    Hello fellow headfi'ers. I'd like to introduce you to a new portable / transportable amp from VE, a relatively new Chinese company that's already started to shake up the earbud scene. In reviews, their flagship Zen earbuds have been compared favorably to mid-range Sennheiser headphones. In...
  11. nmatheis

    Venture Electronics (VE) Duke - a new high-performance IEM

    Hello all,   I wanted to introduce everyone to Venture Electronic's first IEM - The Duke.  Venture Electronics (VE for short) is an up and coming Chinese audio company that's making quite a name for itself with the Zen earbud.  Yup, you read that right - an earbud! I'm a big earbud fan and...
  12. nmatheis

    U.S. & CANADA TOUR: Calyx PaT Portable DAC/Amp

    Hello fellow headfiers, I was excited when I recently read @Hisoundfi's REVIEW of the Calyx PaT.  At the time, I was test driving the Cayin C5DAC and Shanling H3 portable DAC/Amps recently, so I was curious how the Calyx PaT would stack up against them and as a challenger to my DAPs.  The...
  13. nmatheis

    Looking for good audiologist in Portland, OR

    Hi all. Can anyone recommend a good audiologist in Portland, OR? Any experience with SoundSource?
  14. nmatheis

    Help me identify this Mister X desktop amp

    Bought many years ago and just uncovered. Can't remember what amp it is and what all the switches do. Please help...
  15. nmatheis

    Need help with FA DBA-02 Acoustic Dampers

    Hi all. While cleaning my FA DBA-02, I pushed at least one of the acoustic dampers down to the end of the nozzle. I might've pushed the other acoustic damper further down into the nozzle, as well. It would really help me out if someone could let me know the following: 1. How far down the...
  16. nmatheis

    Transcoding ALAC to FLAC - Any degradation?

    Hi all,   My Fiio X3 seems to recognize FLAC tags consistently, whereas ALAC tags seem to be more hit and miss.  So I've been dropping my ALAC collection into XLD, which is set to transcode directly to FLAC.  I know both are lossless formats and you can convert between the two without loss of...
  17. nmatheis

    Fiio X3 ALAC vs. FLAC database compatibility?

    Hi all. I just got a Fiio X3, and it's been a bit hot/cold so far. I'm really enjoying the SQ but have been frustrated with DB issues. Most of my files are AAC and ALAC. Most of them are recognized, but there are a lot of (mostly) ALAC files that have complete tags when I check in a tag editor...
  18. nmatheis

    Need help finding good set of open over ear headphones

    Hi all,   I'm looking for a pair of open over ear headphones and will give some details on the gear I'll be using them with and what I'll be listening to.  I'm willing to spend $2-300 apiece and don't mind buying used from the buy/sell forums.   Sources Rockboxed iPod Video + Old Xin amp or...
  19. nmatheis

    Intro + Retro-portable advice

    Hi all,   A brief intro and then a question at the bottom.   I used to haunt these forums a decade ago and then got busy and let things slide.  I remember the mantra (welcome to head-fi, sorry about your wallet) and am willing to take the risk.   I've been listening to music through...
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