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- Users: koikoi
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My DIY electrostatic headphones
Hi livewire, Thanks. I am not in US, but I will try with local Koss branch.- koikoi
- Post #765
- Forum: DIY (Do-It-Yourself) Discussions
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My DIY electrostatic headphones
Hi livewire, Do you know where can I find the $10 Koss cable? I googled a lot but cannot find anything on the internet. Thanks, koikoi- koikoi
- Post #763
- Forum: DIY (Do-It-Yourself) Discussions
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My DIY electrostatic headphones
Hi Spritzer and everyone, Do you guys have any idea why all ES headphones are with parallels cables not twisted ones? Is it because to avoid interference brought by the bias voltage wire? I am about to make my own ES headphone cable and found that it is difficult to find parallels...- koikoi
- Post #761
- Forum: DIY (Do-It-Yourself) Discussions
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My DIY electrostatic headphones
I think those plugs are widely used in occasions that need highly secure connections. e.g. I found these ones with rated current 25A and rated voltage 500V. They are definitely not for "microphone connectors". and they are not expensive at all. In terms of sound quality, I think the XLR...- koikoi
- Post #757
- Forum: DIY (Do-It-Yourself) Discussions
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My DIY electrostatic headphones
Air plug is something like this. What do you call it? http://bestdragon.en.made-in-china.com/product/IBEnwhSVYQWx/China-Air-Plugs.html If you are making a DIY headphone and amp, and do not require them to be compatible with the Stax headphones, the air plug may be a good choice for your cable...- koikoi
- Post #754
- Forum: DIY (Do-It-Yourself) Discussions
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My DIY electrostatic headphones
i have two solutions. 1. To buy a Stax extension cable. Cut off the female plug at one end-- this can be your headphone jack on your DIY ES amp. Then you get one Stax headphone cable with a male plug. You can make it to your headphone cable. 2. Use the air plugs. Air plugs (I am not sure if...- koikoi
- Post #753
- Forum: DIY (Do-It-Yourself) Discussions
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My DIY electrostatic headphones
Is there anyone has an idea that can I use a 5-pin XLR connector and 2 x 3-pin mini XLR connectors (on the headphone side) to make a custom ESL headphones cable? I am not sure about the breakdown strength between the pins of XLR connectors. They are not designed to carry the 570V high voltage...- koikoi
- Post #747
- Forum: DIY (Do-It-Yourself) Discussions
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My DIY electrostatic headphones
Thanks Wachara. It is very kind of you. I think now I am able to make my own ESL headphones. Best wishes, Koikoi- koikoi
- Post #745
- Forum: DIY (Do-It-Yourself) Discussions
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My DIY electrostatic headphones
Hi Wachara, Thanks for your good advises. I think it is a safe way to just follow your steps while building my first pair of ESL headphones. And, how do you apply the staticide to the diaphragm? Do you spray or use a brush? How much staticide do you apply on to the diaphragm? Best regards...- koikoi
- Post #743
- Forum: DIY (Do-It-Yourself) Discussions
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My DIY electrostatic headphones
Following my last post, I have read only about half of the post(22 pages). If you have answered my questions somewhere in the post already, please just tell me to go back to read. I know to keep answering everyone's questions in a long time is a hard work. Thanks again for sharing everything...- koikoi
- Post #741
- Forum: DIY (Do-It-Yourself) Discussions
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My DIY electrostatic headphones
Hi Wachara C, Thank you very much for the reply! I never expected to get your reply so fast. Everything you shared on the forum helps DIYers like me to save a lot of time and money. You coat on the facing-ear side of the diaphragm only, so the 570V bias voltage is only connected to the PCB...- koikoi
- Post #740
- Forum: DIY (Do-It-Yourself) Discussions
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My DIY electrostatic headphones
Dear chinsettawong, This is a really long post and I have not finish reading the whole post yet. I did not see any scheme design of the earphone. According to the information I have learnt from the first 22 pages of this post (this is so far I have read), I draw this picture. Did I understand...- koikoi
- Post #738
- Forum: DIY (Do-It-Yourself) Discussions
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NEWS: Beats in a lawsuit with Yamaha
I know Yamaha produces headphones now. Well done Beats.- koikoi
- Post #371
- Forum: Head-Fi Network & Industry News
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Pictures of Your *Budget-Fi* Portable Rig (< $200)
Do those buttons work with the shuffle?- koikoi
- Post #68
- Forum: Portable Source Gear
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FiiO X3 project : part 2
Sure. Those days are long gone. My favorite player is still the ipod 3rd generation. I love it but the battery is dead. TT- koikoi
- Post #39
- Forum: Portable Source Gear
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FiiO X3 project : part 2
i would like a pure DAP with b&w lcd display, classic look and AA size batteries.- koikoi
- Post #37
- Forum: Portable Source Gear
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FLAC convertor?
I use XLD on my mac. http://x-lossless-decoder.en.softonic.com/mac It is free and it is easy to use. Try it you'll love it. It also converts your lossless files to apple lossless files. If you are using itunes, ipods and ios devices, this is probably the best solution for you.- koikoi
- Post #5
- Forum: Computer Audio
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HRT Music Streamer Pro USB DAC OPA5534A Version and OPA 1612A Version??
bump before it goes to 2nd page.....- koikoi
- Post #8
- Forum: Dedicated Source Components
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My DIY electrostatic headphones
The design of the amp is just amazing.- koikoi
- Post #737
- Forum: DIY (Do-It-Yourself) Discussions
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HRT Music Streamer Pro USB DAC OPA5534A Version and OPA 1612A Version??
more discussion please....- koikoi
- Post #7
- Forum: Dedicated Source Components
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HRT Music Streamer Pro USB DAC OPA5534A Version and OPA 1612A Version??
Thanks for the information. :D I think I have to confirm the version before I buy one. It is a bit annoying if you know there is a better version exists, even if there is no audible difference between the two versions. :frown:- koikoi
- Post #6
- Forum: Dedicated Source Components
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HRT Music Streamer Pro USB DAC OPA5534A Version and OPA 1612A Version??
hi giraffe, Unfortunatelymy source is not in English, but you can easily find photos of the hrt ms pro PCB boards on google. Then you can tell the difference. E.g. these photos You can see the numbers of chips are different. the above photo has 2 OPAs, the second one has 4 OPAs.- koikoi
- Post #4
- Forum: Dedicated Source Components
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HRT Music Streamer Pro USB DAC OPA5534A Version and OPA 1612A Version??
so sad....no reply....- koikoi
- Post #2
- Forum: Dedicated Source Components
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HRT Music Streamer Pro USB DAC OPA5534A Version and OPA 1612A Version??
Hi there, I have been looking for a USB DAC for my PC Hi-fi system. The HRT Music Streamer Pro (link http://highresolutiontechnologies.com/music-streamer-pro ) seems to be a very good solution. It has balanced output and it wokrs on the asynchronous-mode to eliminate jitter. I have a chance to...- koikoi
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- Replies: 7
- Forum: Dedicated Source Components