Cmoy op amp availability problem
Mar 8, 2006 at 9:15 PM Thread Starter Post #1 of 11

MrMe01

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Hello Everyone, This is my second post, my first one was in the wrong place :p any way here goes, you see the problem is I live in the UK and parts availability here is shoddy at best (they are either snobby (RS) or just plain useless (maplins)). I want to build the CMoy pocket Amp
http://headwize.com/projects/showfil...=cmoy2_prj.htm
or
http://tangentsoft.net/audio/cmoy-tutorial/
and the availability of the OPA2134 is a huge zero, Can anyone please advise me on what component is best matched to it and available within my grasp?
TIA

Mark in the UK
 
Mar 8, 2006 at 10:09 PM Post #3 of 11
What is wrong with RS?
confused.gif

the opa2134 is marked as in stock!
other choices are opa2227 needs a brown dog adapter since it is SO8 smd part.
There are other choices AD8620 but it is also SO8 and a touch expensive
wink.gif
 
Mar 8, 2006 at 10:10 PM Post #4 of 11
Quote:

Originally Posted by blueworm
What is wrong with RS?
confused.gif

the opa2134 is marked as in stock!
other choices are opa2227 needs a brown dog adapter since it is SO8 smd part.
There are other choices AD8620 but it is also SO8 and a touch expensive
wink.gif



They dont sell to the public
 
Mar 8, 2006 at 10:18 PM Post #5 of 11
Quote:

Originally Posted by MrMe01
They dont sell to the public


My bad!
I used to live in the UK( 10 years ago), and they used to sell to the public.
You can try RS in Spain they sell to the public no worries, but perhaps the shipping may be a little expensive.
You can also try sending Texas instruments a e-mail asking for a sample.
You can also try FarnellThey do sell to the public.
 
Mar 8, 2006 at 10:29 PM Post #7 of 11
Quote:

Originally Posted by shiggins
Yes they do. I've never had a problem. What makes you think this? Could look in Rapid Electronics too.


Everytime I have approached them I have been rejcted because "your not a business" kinda thing. How or who do i email to "request a free sample" ? I only want one so farnell are out, they only bulk sell afaik and digikey are the same, I only want one.

What would be a good equivalent from maplins? Does anyone know.
Thanks for the information so far, great help people.

Mark in the UK
 
Mar 8, 2006 at 10:52 PM Post #10 of 11
Quote:

Originally Posted by MrMe01
Everytime I have approached them I have been rejcted because "your not a business" kinda thing.


I've just gone through the registration on the RS site again and and the "Area of Business" box has a "Private Individual" option. Dammit, now I have two RS user names.

I don't think TI do free samples any more.
 
Mar 8, 2006 at 10:55 PM Post #11 of 11
Quote:

Originally Posted by blueworm
I think he is refering to RS.


No, I have not emailed anyone yet regarding free parts, I wanted to know who and where to email :p , free parts are not to be sniffed at, even if you are declined
biggrin.gif
and I think I was refering to TI
 

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