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Go Back   Head-Fi: Covering Headphones, Earphones and Portable Audio > Misc.-Category Forums > DIY (Do-It-Yourself) Discussions

Meier Audio CORDA HEADSIX & The Ten Most Recent Sponsored Threads

Celebrating 6 years of Head-Fi, Meier Audio introduces the Limited Edition HEADSIX (portable headphone amp) Head-Fi Support Sales Action




 
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Old 05-11-2008, 04:17 AM   #3271 (permalink)
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Whoa dB, that is truly DIY style!

Be sure to show us the finished product. =D
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Old 05-11-2008, 02:32 PM   #3272 (permalink)
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Fitz: I'm interested in the specifics of your music server.

What case and power supply are you using?
Do you use that machine for playback or for pure file serving?

If it handles playback:
- Is the onboard optical-out bit-perfect? How does it sound?
- How do you interface to the machine to control song choice?

I ask as I'd like to build a 24/7 dedicated digital media store / player with a touchscreen interface to a full-screen foobar2000 (or perhaps a custom application), ideally with no operating system visible.

An embedded system with built in hardware FLAC decoding would be nice, but that's probably far more of a challenge.
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Old 05-11-2008, 08:06 PM   #3273 (permalink)
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Quote:
Originally Posted by imported_sid_ View Post
Fitz: I'm interested in the specifics of your music server.

What case and power supply are you using?
Do you use that machine for playback or for pure file serving?

If it handles playback:
- Is the onboard optical-out bit-perfect? How does it sound?
- How do you interface to the machine to control song choice?

I ask as I'd like to build a 24/7 dedicated digital media store / player with a touchscreen interface to a full-screen foobar2000 (or perhaps a custom application), ideally with no operating system visible.

An embedded system with built in hardware FLAC decoding would be nice, but that's probably far more of a challenge.
Information about the case is in this post, but I don't do playback directly from the server. I use slimserver with a Squeezebox 3 for the music playback side of things, as the only thing connected to the server is power and network.

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Old 05-13-2008, 12:13 PM   #3274 (permalink)
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My first zero defect and tidy cmoy build. It's so much tidier using pcb's than protoboard, this unit looks like a good diy amp rather than a bad diy bowl of spaghetti (my efforts with protoboards never did end up looking too pretty)









Thanks to Joshatdot for supplying me with a great board and a great kit

Last edited by nickyboyo; 05-13-2008 at 12:14 PM. Reason: 0/10 for spelling
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Old 05-13-2008, 12:59 PM   #3275 (permalink)
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Nice, clean build nickyboyo.

Glad you're enjoying the move from protoboard to pcb's.
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Old 05-23-2008, 12:51 AM   #3276 (permalink)
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Quote:
Originally Posted by Ferrari View Post
Just finished this little baby for office use: a modified Kumisa III @ ±24V DC (with a couple of traces cut and some resistors changes).



... heavily heatsinking on the bottom, which allows quiescent current biasing at 60mA,


... and the guts


I'm not good when it comes to describing the sound, but in short... a very musical, laid back sounding amp without any sign of distortions, noise, hiss or hum.
It makes this hobby (DIY) so fun.

WOW...nice DIY amp u got there.
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Old 05-24-2008, 05:07 AM   #3277 (permalink)
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Ok, totally ordinary compared to whatever posted above, but I was bored and it was still nice and fun to wire up an old-fashioned CMOY. I call this "the Brick". Kinda crude, I like it. At least it's very well shielded! The idea was, I've got a spare enclosure here, and look, an old 24v power supply from a printer! Let's stuff an amp in there. Power switch is built into the headphone jack, found a nifty one at a surplus store. I couldn't find it on Switchcraft's site, maybe it's discontinued? Plug in headphones to turn it on... Oh, and it sounds pretty good too!



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Old 05-24-2008, 06:53 PM   #3278 (permalink)
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Quote:
Originally Posted by Ferrari View Post
Just finished this little baby for office use: a modified Kumisa III @ ±24V DC (with a couple of traces cut and some resistors changes).



... heavily heatsinking on the bottom, which allows quiescent current biasing at 60mA,


... and the guts


I'm not good when it comes to describing the sound, but in short... a very musical, laid back sounding amp without any sign of distortions, noise, hiss or hum.
It makes this hobby (DIY) so fun.
WHERE DID YOU GET THIS CASE?!?! I love it!
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Amp: Millett Max Boutique #2
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Old 05-24-2008, 07:13 PM   #3279 (permalink)
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agutt, the case is a HiFi-2000 Galaxy GX248 with 10mm (optional) face plate I got at their webshop: Modushop.biz.


Edit: In the US, this case can be found at Teko under part nr. DS2480.18.
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Last edited by Ferrari; 05-24-2008 at 07:18 PM.
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Old 05-24-2008, 07:32 PM   #3280 (permalink)
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Thanks ferrari!
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Interconnect: DIY 2ft RCA. 24 gauge 99.99% silver in teflon w/ techflex and nylon sleeving, Silver LOK Connectors
Amp: Millett Max Boutique #2
Cans: Beyerdynamc DT-770 80ohm
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