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<blockquote data-quote="John Roberts" data-source="post: 59300" data-attributes="member: 126">Re: Uli Behringer of The Music Group Q&amp;ABe careful what you wish for... the full chapter and verse on selecting opamps 101 is much longer and boring to even me. I am confident you really don&#039;t want to hear it all.I only posted my comment because I thought it was unusual to hear an opamp part number promoted as a selling feature to an audience that wouldn&#039;&#039;t know the two apart if it bit them in a soft place. The rest of the story was slightly more interesting where we learned that the noisier part was used in the original design to prevent the power supply from releasing smoke. A valid engineering trade off, no doubt. The show must go on, and doing that was more expedient than redesigning the PS or sourcing a special opamp that was both low current and low noise (and available for a fair price in low volume). This is way more information than I wanted to learn about what goes under the hood, and how the parts ended up there. JRPS: A few of the other bullet points also triggered some inner dialog, but i am trying to be on my best behavior and not make Mr Behringer feel unwelcome. This is a great opportunity for him to promote his company and products. You guys really need to ask him more questions while you can. That is the quid pro quo. Help him earn his keep.</blockquote>

[QUOTE="John Roberts, post: 59300, member: 126"] Re: Uli Behringer of The Music Group Q&A Be careful what you wish for... the full chapter and verse on selecting opamps 101 is much longer and boring to even me. I am confident you really don't want to hear it all. I only posted my comment because I thought it was unusual to hear an opamp part number promoted as a selling feature to an audience that wouldn''t know the two apart if it bit them in a soft place. The rest of the story was slightly more interesting where we learned that the noisier part was used in the original design to prevent the power supply from releasing smoke. A valid engineering trade off, no doubt. The show must go on, and doing that was more expedient than redesigning the PS or sourcing a special opamp that was both low current and low noise (and available for a fair price in low volume). This is way more information than I wanted to learn about what goes under the hood, and how the parts ended up there. JR PS: A few of the other bullet points also triggered some inner dialog, but i am trying to be on my best behavior and not make Mr Behringer feel unwelcome. This is a great opportunity for him to promote his company and products. You guys really need to ask him more questions while you can. That is the quid pro quo. Help him earn his keep. [/QUOTE]

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