Dynalo/CK2III cost
Apr 22, 2007 at 6:01 AM Thread Starter Post #1 of 8

Walie

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So I'm a complete novice in building anything related to audio equipment, so I was wondering what the approx. price either of these two amps would cost if someone were to build me one to drive my grado sr-225s. Nothing fancy, just a basic build is fine to replace a go-vibe v6m i'm currently using.

Thanks!
 
Apr 22, 2007 at 6:11 AM Post #2 of 8
and could someone list the components needed and the website to get them..
thanks in advance
 
Apr 22, 2007 at 7:02 AM Post #4 of 8
I built my CK2III for about $140 total with all the parts recommended by the www.amb.org website. Things can get expensive on things such as jacks and knobs as those are left to the builder.

http://www.amb.org/audio/ck2/

I had to source my parts from both mouser.com and digi-key.com which was a huge pain.

Not quite sure what someone would charge to make you an amp, but I would imagine it would be over $200. The soldering and setup take a good number of hours (~8 for me) and the case work can get quite elaborate, furthering costs.
 
Apr 22, 2007 at 11:30 AM Post #5 of 8
I am not sure of the Dynalo exact costs, this should give you some idea but this cost is merely an estimate of a basic build without psu.

http://headwize.com/ubb/showpost.php...=51081&fpage=1

The CKKIII can be bought as a kit from a fellow headfier; jrossel , http://www.geocities.com/jeffrossel/CKK3_kit.html . I am not sure how he does it but Jeff supplies these kits below the cost of ordering all the parts independently and in doing so, does the DIY community a great service. I am sure I speak for more people than myself..dB
 
Apr 23, 2007 at 2:03 AM Post #6 of 8
here's a link to the dynalo website maintained by head-fi member djgardner:

http://www.djgardner.com/headphone/gilmore/

According to the BOM on this site, the price is about $70, but that doesn't include the case, jacks, and wiring. The other thing you need a separate power supply which can cost $50-100. In the end it should cost about the same or slightly more than a CK2III.

If your a beginner I would recommend trying the CK2III first since the power supply is on the same board, which will make things a whole lot easier.
 
Apr 23, 2007 at 2:49 AM Post #7 of 8
Quote:

Originally Posted by SteveZ /img/forum/go_quote.gif
If your a beginner I would recommend trying the CK2III first since the power supply is on the same board, which will make things a whole lot easier.


It'll be easier than building a separate supply to go with the Dynalo, but it'll be more complicated than building a Dynalo with the wallwart.

Personally, I think the Dynalo with the Elpac wallwart is the easier build for the beginner. The Elpac is going to work straight out of the box, so you won't have to build and troubleshoot a power supply. You can take it as a given that it works.

When you troubleshoot, you won't have to mess with wall current, either. You'll just be playing with the (I think) 16V on the Dynalo board. That's a lot safer than mucking with the wall current going into the PS section of the CK2III.
 

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