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Old 5th August 2013, 07:00 AM   #11
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Hi Jay what the checker flagged was a probable weakness in the diamond topology
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Old 6th August 2013, 07:39 AM   #12
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Transfered post six from paper to simulator. looks promising but still very young.
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Old 1st December 2017, 10:34 AM   #13
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a forgotten design, are you still around lazy cat, didn't pursue it any further
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Old 1st December 2017, 11:52 AM   #14
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Keep going Harrison......
This is pretty good!
HD
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Old 1st December 2017, 12:12 PM   #15
xrk971 is online now xrk971  United States
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Quote:
Originally Posted by Jay View Post
I think the opamp will be the limiting factor. Good for those who already own hi perf opamp. To buy new i dont think so.
Would bootstrapping the opamp to allow use of same +/-40v rails help?

Surjan Dogran's Easy Peasy 70v peak-peak Opamp for $1

https://m.eet.com/media/1152270/24127-45890.pdf

OnAudio: Nice design, would you mind posting .asc file for sim shown below?

Thanks,
X

Click the image to open in full size.
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Old 4th December 2017, 12:52 PM   #16
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Thanks
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Keep going Harrison......
This is pretty good!
HD
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Old 4th December 2017, 12:55 PM   #17
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Quote:
Originally Posted by xrk971 View Post
Would bootstrapping the opamp to allow use of same +/-40v rails help?

Surjan Dogran's Easy Peasy 70v peak-peak Opamp for $1

https://m.eet.com/media/1152270/24127-45890.pdf
You could regulate the opamps supply from the higher rails
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OnAudio: Nice design, would you mind posting .asc file for sim shown below?

Thanks,
X
Will check my library
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Old 7th December 2017, 09:23 AM   #18
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Sorry don't have it

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Originally Posted by xrk971 View Post
OnAudio: Nice design, would you mind posting .asc file for sim shown below?

Thanks,
X
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