portaphile-627-amp
  1. badgerbimmer

    Portaphile 627x vs SR71a vs AHA-120?

    Looking for thoughts/recommendations. I have for awhile now used an Ipod classic with a P51 as my portable rig. I have enjoyed this combination. I recently added a CypherLabs DAC with the new generation Ipod classic. The combination of the Ipod => DAC => P51 sounds great. However I am thinking...
    • badgerbimmer
    • Thread
    • ray-samuels-emmeline-the-black-bird-sr-71a-portable-headphone-amp portaphile-627-amp just-audio-aha-120
    • Replies: 0
    • Forum: Portable Headphone Amps
  2. Alpina

    Question about frequencies and Cowon JetAudio

    Hello, first of all I am big newbie when it comes to sound. I have Cowon i9 player and GR07 mk2 IEMs which sound very good.   Now I got two questions:   1. Does increasing frequency in player equalizer equals to lower sound quality or not? 2. Cowon Jetaudio got BBE and other sound...
    • Alpina
    • Thread
    • portaphile-627-amp cowon-s9-8-gb-video-mp3-player-with-touchscreen-titanium-black cowon-j3-8-gb-portable-media-player-white vsonic-gr07-mkii
    • Replies: 6
    • Forum: Portable Source Gear
  3. skyd171

    Portaphile 627 vs Portaphile 627x

    I just bought the portaphile 627. I am wondering if anyone has A/B'd the 627 vs the 627x and is able to rank them or comment on differences? I personally noticed the often mentioned weaker of bass in the 627's, which is why I am interested in people's thoughts on the punchier 627x. Apparently...
  4. Shini44

    Portaphile 627 – Limited First Run of 10 Amplifiers, Pre Order yours now!!

      I have been getting some interest lately for offering the original 627 amplifier for sale.   I have decided to offer a limited first run of 10 amps using all original components/pcbs as the original amplifier but with newly in house machined/designed faceplates that will take me a few weeks...
  5. michelena

    Rx Mk3, Portaphile 627 or DX100

    Hi everyone,   Currently I have a Clip + as my portable player, love the size and portability. I've been thinking in getting an portable amp for it, I was planning to get either the Arrow or Slim for it, having in mind the portability. After a while I decided I don't need something ultra...
  6. TC91

    Portaphile 627 vs. Triad Audio L3

    Anyone ever get the chance to compare both amps?  I'm looking for an endgame portable amp or solution.  Thanks in advance! :)
  7. TLYFE01

    Decision made** Apex Glacier Wins**

    ***Apex Glacier Wins***
    • TLYFE01
    • Thread
    • beyerdynamic-tesla-dt-1350 apex-high-fi-audio-glacier-portable-amp-dac portaphile-627-amp v-moda-crossfade-m-80 bowers-wilkins-p5-mobile-headphones sennheiser-momentum alo-audio-the-continental-v3 audio-technica-w5000 sennheiser-hd-25-1-ii-professional-headphone grado-rs-2i
    • Replies: 0
    • Forum: Headphones (full-size)
  8. FACSman

    Leckerton UHA-6S MKII vs. Portaphile 627

    Has anyone done a comparison between the two?   TIA - Rich
  9. Sorensiim

    So, I'm looking for that perfect amp...

    I'm in the process of selling my DX100 and now I'm looking for the best possible portable amp to match my DX50. Now, before you all start screaming "You need the [insert favorite amp here], it's so awesome!", there are some points to consider. Boring, I know, but it will make this thread a lot...
    • Sorensiim
    • Thread
    • portaphile-627-amp alo-audio-rx-mk3-balanced-headphone-amp ibasso-dx50-dap hifiman-he-6-planar-headphone ray-samuels-p-51-mustang hifiman-he-500 ray-samuels-the-intruder sennheiser-hd-650-headphones
    • Replies: 929
    • Forum: Portable Headphone Amps
  10. ken6217

    ALO Rx Mk3 versus Blackbird 71b amps

    I was curious if anyone has compared these amps and what their impressions are when pairing with a CLAS or other DACS or such.   Thanks, Ken
    • ken6217
    • Thread
    • headphone-amplifiers portaphile-627-amp alo-audio-rx-mk3-balanced-headphone-amp vorzuge-vorzamppure vorzuge-vorzampduo ray-samuels-audio-emmeline-sr-71b-balanced-amp
    • Replies: 10
    • Forum: Portable Headphone Amps
  11. colinharding

    Portaphile 627 Review

    Portaphile Review             Introduction     The Portaphile 627 is a class A amp that has been crafted around a shoebox design.  Much like the Dynaco ST-35 was for the high-torque shoebox designed 60’s amps so the Potaphile 627 is for modern portable amps.  Though...
  12. average_joe

    Multi-Portable Amp Thread: 16 amps reviewed (Leckerton UHA-6S MKII added)

    Multi-Portable Amp Thread   Amps mean different things to different people.  It depends on your use, music,  source, headphone, and ears to determine if an amp will make a difference, and if so how much.  As primarily an IEM guy, I have had mixed results with amps through the years depending...
    • average_joe
    • Thread
    • headamp-pico-slim-portable-amp portaphile-627-amp shonyun-306-portable-amp headstage-arrow-12he neco-soundlab-v3-dual-amp headstage-arrow-12he-4g auzentech-i-fuzen-hp-1-headphone-amp-battery-case-for-iphone-4 furutech-cruise-portable-headphone-amplifier auzentech headphone-amplifiers portable-amps meier-audio-stepdance epiphany-acoustics-ehp-o2 qables-iqube-v2
    • Replies: 282
    • Forum: Portable Headphone Amps
  13. darkwasim786

    Need help deciding on an amp ASAP!!!

    hi, all you lovely people out there...   I'm stuck in a dilemma here which is that i cant decide on which portable amplifier to buy. I currently own a pair of custom 1964 quads and a pair of denon d2000's...   love the sound of both these earphones...just want an amp to pair with them  ...
    • darkwasim786
    • Thread
    • apex-high-fi-audio-glacier-portable-amp-dac c-c-x02 headamp-pico-power-portable-headphone-amplifier headamp-pico-slim-portable-amp heir-audio-rendition-1 jds-labs-c5-headphone-amplifier just-audio-aha-120 just-audio-uha-120 lear-fsm-2-v2-portable-headphone-amplifer leckerton-audio-uha-6s-mkii meier-audio-quickstep neco-soundlab-v3-dual-amp portaphile-627-amp tralucent-audio-t1-portable-amplifier
    • Replies: 1
    • Forum: Portable Headphone Amps
  14. tnmike1

    Portaphile amp reborn!!

    Some years ago, the Portaphile amp came to market with many new and interesting features such as user=friendly internal switches to adjust channel bias, gains, and other sonic features.  The amp also had many advanced electronic features, dual Blackgate caps and a HUGE appetite for...
  15. Poimandres

    Portaphile Thread

      Customer service is the cornerstone from which a company will build a relationship with it's customers.  From responding to a multitude of questions in a plethora of emails, most of the time within minutes of being sent, to going out of the way to make certain that the customer is ecstatic...
    • Poimandres
    • Thread
    • apple-iphone-4s-16gb-at-t-black portaphile-627-amp centrance-dacport-lx-ultra-low-noise-portable-usb-dac
    • Replies: 424
    • Forum: Portable Headphone Amps
  16. Fegefeuer

    (Trans)Portable Headphones amps with the best soundstage qualities?

    Qualities as in width, depth, imaging, accuracy, separation.   A few amps I know of:   Portaphile 627: unfortunately too expensive for my taste (going 300 bucks max), too low power duration ifi Audio iCAN LEAR FSM02-V2 Objective O2: only transportable   What other models do you...
    • Fegefeuer
    • Thread
    • ifi-ican-headphone-amplifier portaphile-627-amp lear-fsm-2-v2-portable-headphone-amplifer
    • Replies: 6
    • Forum: Portable Headphone Amps
  17. Portaphile 627 Amp

    Portaphile 627 Amp

    The Portaphile 627 uses three Burr Brown OPA627's, one each for the Right-Left-Ground channels. Each opamp is then buffered with two Burr Brown BUF634s per channel for a total of 6 buffers. This allows the opamp to work efficiently at powering your headphones regardless of being large high...
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