On 1/3/2013 1:54 PM, Blair Lade wrote:
> Oh what a wonder find!!! You've made my day..
>
> Brett, Happy New Year!
>
> Blair Lade
> Australia
>
> -----Original Message-----
> From: psnlist-request@.............. [mailto:psnlist-request@...............
> On Behalf Of Brett Nordgren
> Sent: Thursday, 3 January 2013 1:59 AM
> To: psnlist
> Subject: Op-Amp e-book
>
> To all,
>
> Dave put me on to an old book he seems to like a lot, which includes
> an extensive collection of op-amp circuits, even including things
> like negative-impedance designs.  It was written in the days of
> analog computers where operational amplifier circuits were being used
> to generate models of electrical and mechanical systems.  Ever
> wondered why they are called "operational" amplifiers?  The answer is
> in the book.
>
> Having been written at a time (1965) when op-amp circuits were being
> used as computers, it covers the fundamentals in considerable detail
> before it goes on to the fancy stuff, which is helpful for people
> like me.  It was originally published by long-gone Philbrick Corp.
> and even describes some vacuum-tube op amps.  Now it is archived on
> the Analog Devices Web site.
>
> Be aware that it's pretty big, about 75MB.
>
> http://www.analog.com/library/analogdialogue/archives/philbrick/computing_am
> plifiers.pdf
>
> Regards,
> Brett
>
>
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>


The website declined to show this page ! ???
What snobbery is this ???


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