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From: Winfield Hill
Subject: Re: Historical question: negative feedback and the op amp
Date: 15 Nov 2002 03:22:49 -0800
Organization: Rowland Institute
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Tony Williams wrote...
> Peter O. Brackett wrote:
>> What and/or how was anyone named "Miller" involved?
> "Dependance on the Input Impedance of a Three
> Electrode Vacuum Tube upon the Load in the
> Plate Circuit." By J.M Miller.
> Natl Bur Standards (US) Sci Paper No 351, 1918.
> Which became known as the Miller-Effect.
Ohh, I'd love to have a copy of that classic paper!
>> Why then is it called the "Miller Integrator"?
> 20? years later A.D Blumlein appears to have
> exploited the Miller-Effect to build the first
> feedback integrator.
> It became known in the US as the Miller Integrator and
> in the UK as the Blumlein Integrator (for a short while).
> The US terminology prevailed in the literature.
> F.E Terman called it the Miller Integrator, but did also
> give credit to Alan Dower Blumlein in the footnotes.
> Ref: "Electronic Measurements", by Terman and Pettit.
> McGraw-Hill, (1935/52). Lib Congress 51-12650.
> Pages 586-589.
Nice researching Tony!
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