Post pics of your builds....
Sep 23, 2007 at 8:51 PM Post #2,551 of 9,811
Just letting you guys know that I just finished my first soldering job ever!!! I fixed a pair of old Sennheisers and my brothers in ears
smily_headphones1.gif
smily_headphones1.gif
smily_headphones1.gif
Awesome experience.
 
Sep 23, 2007 at 8:56 PM Post #2,552 of 9,811
Quote:

Originally Posted by n0ll4k /img/forum/go_quote.gif
First Post and Fisrt Projekt.

After i bought myself some cans for home use and some IEMs . I thougt it was time to build an amplifier. So i thought the CMoy is a pretty good start.(snip)but now i need an iPod LOD, this is definatly eating up my money
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nice first post and nice Cmoy... any pics of the inside? Looks quite a bit more pro than my first mint-tin Cmoy!
 
Sep 23, 2007 at 10:27 PM Post #2,553 of 9,811
Quote:

Originally Posted by n0ll4k /img/forum/go_quote.gif
First Post and Fisrt Projekt.

After i bought myself some cans for home use and some IEMs . I thougt it was time to build an amplifier. So i thought the CMoy is a pretty good start.


but now i need an iPod LOD, this is definatly eating up my money
frown.gif



Yeah, it'll get expensive, but just pace yourself and you'll do OK
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Looks great though!!!!
smily_headphones1.gif
 
Sep 23, 2007 at 11:20 PM Post #2,554 of 9,811
Definitely gets expensive... I've spent over 1500 on DIY audio so far...
 
Sep 24, 2007 at 1:20 AM Post #2,555 of 9,811
Quote:

Originally Posted by rockcod /img/forum/go_quote.gif
Very sensible upgrades. How did you convert the SOIC-8 TLE2426 to TO-92?


The part size limitation is a pain in ass when building my mini3v2. I used a minimized version of adapter, the regular ADAPTEL is too big for my case....
 
Sep 24, 2007 at 3:16 AM Post #2,556 of 9,811
Quote:

Originally Posted by n0ll4k /img/forum/go_quote.gif
First Post and Fisrt Projekt.


Damn nice Cmoy, way better than my first attempt.

Caution! This stuff can get addictive.
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Sep 24, 2007 at 3:22 AM Post #2,557 of 9,811
These are DAC/Headamps designed by Gary Marsh:
http://www.diyaudio.com/forums/showt...0&pagenumber=1

The signal path is as follows:
CS8416 -> AD1896 -> PCM1792 -> OPA4134 I-V -> TPA6120 headphone output. The volume control is in the digital domain, as is the input sensing between coaxial and optical by way of an Atmel programmable controller.

I just finished up my third one. I gave one away, so I now have a matched pair left....one black, one silver. I added a power switch and power LED that weren't on the PCB since I only use them occasionally.

They sound very good. No audible noise, and very full sound. Some folks who attended the San Jose International Meet got to listen.

FrontRed.jpg

BackRed.jpg
 
Sep 24, 2007 at 11:31 AM Post #2,558 of 9,811
Ello

This is the front panel express finished article for my kumisa III from headwize.

The front screws will have to be glued in unless anyone has any ideas...the 3mm are to smalll and 4mm to large. And no i can't get 3.5mm.
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John
 
Sep 24, 2007 at 7:19 PM Post #2,559 of 9,811
Very nice stuff all! Love seeing those sexy, sexy amps and dac's.

I spent some time with sandpaper tonight, and pretty much prepped my Buschhorn's for veneering.

I finally have them playing in their final shape. Though the drivers aren't broken in yet they sound quite promising.
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buschhorn2.jpg


buschhorn3.jpg


And here they are next to my earlier build, the Cyburg Sticks. As you can see, I hate the actual finishing stage, the Sticks are also still veneer-less.
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buschhorn1.jpg



And oh, excuse the huge mess.
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Sep 25, 2007 at 5:49 PM Post #2,561 of 9,811
@ rjkdivin

What size are the button head screws you used?

Because I had used the original hammond screws the 3mm ones i used are no good and may have to glue them in :)

I bought some 4mm but they are 2 big.

John
 
Sep 26, 2007 at 2:55 AM Post #2,562 of 9,811
seroxatmad, in the US it's more common to use imperial sized screws rather than metric, and 6-32 is the perfect size for the Hammonds. The closest metric is M3.5, but I reckon that's hard to find.
 
Sep 26, 2007 at 6:40 AM Post #2,563 of 9,811
@amb

I have been trying to find some inserts to glue etc. into the hammond and then for the M3 screws to screw into. Any pointers would be appreciated then I can get onto my next projets, a Mini3 and B22.

Oh the joys of DIY audio...

John
 
Sep 26, 2007 at 1:20 PM Post #2,564 of 9,811
seroxatmad, I don't think gluing inserts and using undersized screws would be a good way to secure the panel. I recommend finding M3.5 or 6-32 screws and tapping the Hammond case to match.
 

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