[sdiy] Audio mixers

dan snazelle subjectivity at hotmail.com
Thu Jun 23 00:22:22 CEST 2011


i noticed this on the TL072 on his page


"The JFET input devices give their best noise performance at medium impedances, in the range 1K - 10K."



so does this meant most synth modules are pushing them into Noisy operation since most of us use 100k inputs on our summers?


thanks





On Jun 22, 2011, at 6:08 PM, Neil Johnson wrote:

> 
> Andre Majorel wrote:
>> When he published it, he took his op-amp pages down. The one on
>> the LM833 was not included in the book so here it is :
> 
> Love the wayback machine:
> 
> http://web.archive.org/web/20061216163328/http://www.dself.dsl.pipex.com/ampins/webbop/opamp.htm
> 
> LM833 and others.
> 
> Neil
> --
> Synth DIY 2011 - book now at www.diy.synth.net/uk
> http://www.njohnson.co.uk
> 
> 
> 
> 
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