Hi,
does anybody have a link to the above article or a copy they can share? I believe it was published in 2011/2012.
I'm writing up my new phono amp and need to reference his design since the topology is similar.
Cheers
does anybody have a link to the above article or a copy they can share? I believe it was published in 2011/2012.
I'm writing up my new phono amp and need to reference his design since the topology is similar.
Cheers
There's only this article available mentioning it.
https://audioxpress.com/assets/upload/files/colin2993.pdf
I used this JFET in my “Low-Noise Measurement Preamp” (aX, April ’07, p.26)
and in “The LP797 Ultra-Low Distortion Phono Preamp” (aX, Sept. ’07, p.6).
https://audioxpress.com/assets/upload/files/colin2993.pdf
I used this JFET in my “Low-Noise Measurement Preamp” (aX, April ’07, p.26)
and in “The LP797 Ultra-Low Distortion Phono Preamp” (aX, Sept. ’07, p.6).
Hmmm... I have the magazine somewhere at my house.
If the article is truly unavailable from aX I wonder if it would be OK to share a PDF scan of it?
One thing; at the moment I'm isolating with my Aged Ps... in their house. I don't know when I'll get back to look for it.
As I recall there were also updates and pertinent letters...
If the article is truly unavailable from aX I wonder if it would be OK to share a PDF scan of it?
One thing; at the moment I'm isolating with my Aged Ps... in their house. I don't know when I'll get back to look for it.
As I recall there were also updates and pertinent letters...
I downloaded the article plus 2 corrections some 10 years ago, IIRC it was directly from the audioxpress site. I assume therefore it would be ok to share? If not I can remove them again or the moderators delete them - here you go:
Attachments
There's only this article available mentioning it.
https://audioxpress.com/assets/upload/files/colin2993.pdf
I used this JFET in my “Low-Noise Measurement Preamp” (aX, April ’07, p.26)
and in “The LP797 Ultra-Low Distortion Phono Preamp” (aX, Sept. ’07, p.6).
Are you Denis Colins?
Are you Denis Colins?
No, that was just a quote from the article, but the bracketing quotes didn't make it over.
I downloaded the article plus 2 corrections some 10 years ago, IIRC it was directly from the audioxpress site. I assume therefore it would be ok to share? If not I can remove them again or the moderators delete them - here you go:
Was reading that article in my back issue this morning and couldn't find any mention of the 'floating' S1a switch on the schematic.
Google led me directly to this thread and your post with the corrections to the schematics. Thanks for posting the info, much appreciated.
dave
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