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  1. Lawrence
    Post

    ECP Torpedo III [indexed in first post]

    Looking forward to seeing how it is compared to F3 and T3. Is the schematic available somewhere? *on a second thought, F3 to HPA-1 are just like...
    Post by: Lawrence, Sep 20, 2019 in forum: Headphone Amplifiers and Combo (DAC/Amp) Units
  2. Lawrence
    Post

    A variant of ECP Torpedo III

    Inspired by the advice kindly given by @JeffYoung , here is my v3.05 layout. change log: 1). Moved the GND from upper to the lower section (dirty...
    Post by: Lawrence, Sep 16, 2019 in forum: DIY
  3. Lawrence
    Post

    A variant of ECP Torpedo III

    Done. [IMG]
    Post by: Lawrence, Sep 15, 2019 in forum: DIY
  4. Lawrence
    Post

    A variant of ECP Torpedo III

    Hi Merv, I am so surprised how closely you follow this social topic. The way you understand this is already better and deeper than many so-called...
    Post by: Lawrence, Sep 15, 2019 in forum: DIY
  5. Lawrence
    Post

    A variant of ECP Torpedo III

    Hi Jeff, If I am not mistaking your previous replies, the -ve terminal of the rectifier BR1 is the return path, instead of the path that leads to...
    Post by: Lawrence, Sep 15, 2019 in forum: DIY
  6. Lawrence
    Post

    A variant of ECP Torpedo III

    Been reading materials about ground current. Found this one which is easy to read even for me:...
    Post by: Lawrence, Sep 15, 2019 in forum: DIY
  7. Lawrence
    Post

    A variant of ECP Torpedo III

    Apparently I need to catch up. Btw I remember that in T3, Doug used an IXYS 10m45 plus a lm334. I did some researches months ago, and found this...
    Post by: Lawrence, Sep 14, 2019 in forum: DIY
  8. Lawrence
    Post

    A variant of ECP Torpedo III

    Hahah I am already lost in reading stuffs relevant to grounding in pcb layouts yesterday. Now my reading list is further lengthened...and I kinda...
    Post by: Lawrence, Sep 14, 2019 in forum: DIY
  9. Lawrence
    Post

    A variant of ECP Torpedo III

    A whisky pool is quite obvious, right? ;) Indeed I have another concept to blend in the element of whisky, but I want to surprise you so let’s not...
    Post by: Lawrence, Sep 13, 2019 in forum: DIY
  10. Lawrence
    Post

    A variant of ECP Torpedo III

    Thanks for the idea! It is something new to me, gotta study on this topic.
    Post by: Lawrence, Sep 13, 2019 in forum: DIY
  11. Lawrence
    Post

    A variant of ECP Torpedo III

    My wife saw me typing and uploading pictures right before she made a very blunt comment that "the post is too long and no one is going to really...
    Post by: Lawrence, Sep 13, 2019 in forum: DIY
  12. Lawrence
    Post

    A variant of ECP Torpedo III

    I am so afraid my first post is too long that it may scare people away (including Tom and Doug). To ensure my appreciation can get to them, please...
    Post by: Lawrence, Sep 13, 2019 in forum: DIY
  13. Lawrence
    Post

    A variant of ECP Torpedo III

    That picture has the ground plane hidden. The -ve terminals do connect to GND. [IMG]
    Post by: Lawrence, Sep 13, 2019 in forum: DIY
  14. Lawrence
    Post

    ECP Torpedo III [indexed in first post]

    @JeffYoung So glad to see you have it completed finally! A very neat build.
    Post by: Lawrence, Sep 13, 2019 in forum: Headphone Amplifiers and Combo (DAC/Amp) Units
  15. Lawrence
    Post

    A variant of ECP Torpedo III

    Last months I checked, beezar still had some output ccs. Just checked again, no, there are gone. :( Anyway in my layout there is a dedicated heat...
    Post by: Lawrence, Sep 12, 2019 in forum: DIY
  16. Lawrence
    Thread

    A variant of ECP Torpedo III

    [Background] Ever since acquired a pair of HD800S in March, I was in search of a better-than-decent amp to drive. Then I read this. So I finally...
    Thread by: Lawrence, Sep 12, 2019, 24 replies, in forum: DIY
  17. Lawrence
    Post

    The All Purpose Advice Thread

    @bongshanks It is the first time I hear about ruining an amp with a headphone! Usually it is the other round, isn’t it? So which amp do use to...
    Post by: Lawrence, Mar 17, 2019 in forum: Advice Threads
  18. Lawrence
    Post

    The All Purpose Advice Thread

    @Metro I haven’t and probably won’t be able to. It is a small & crowded store.
    Post by: Lawrence, Mar 17, 2019 in forum: Advice Threads
  19. Lawrence
    Post

    The All Purpose Advice Thread

    @aamefford 1) your comment somewhat matches the impression HD800 gave me 5 years ago. I had a chance to try it but literally couldn’t withstand...
    Post by: Lawrence, Mar 16, 2019 in forum: Advice Threads
  20. Lawrence
    Post

    The All Purpose Advice Thread

    @ButtUglyJeff Thanks for the reply! I do have plan of getting another amp. Currently aiming at the liquid platinum or valhalla2, depending on...
    Post by: Lawrence, Mar 16, 2019 in forum: Advice Threads
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