Reply-To: "fred bartoli"
From: "fred bartoli"
References: <firstname.lastname@example.org> <email@example.com> <firstname.lastname@example.org>
Subject: Re: Voltage Controlled Resistor?
Date: Wed, 11 Dec 2002 18:20:24 +0100
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NNTP-Posting-Date: 11 Dec 2002 18:21:33 MET
Jim Thompson a écrit dans le message :
> On Wed, 11 Dec 2002 18:04:24 +0100,
> "fred bartoli" ,
> In Newsgroup: sci.electronics.design,
> Article: <email@example.com>,
> Entitled: "Re: Voltage Controlled Resistor?",
> Wrote the following:
> |Jim Thompson a écrit dans le message :
> |> On Wed, 11 Dec 2002 15:35:36 +0000 (GMT),
> |> Tony Williams ,
> |> In Newsgroup: sci.electronics.design,
> |> Article: <firstname.lastname@example.org>,
> |> Entitled: "Voltage Controlled Resistor?",
> |> Wrote the following:
> |> | What's a good way of doing a precision VCR?
> |> | I thought it was easy, but have been doodling
> |> | on paper for half a day now. I could have
> |> | sworn it could be done without a multiplier.
> |> | Must be going senile.........
> |> |
> |> | The spec; Vcontrol= 0-10V, Rout= 0-1k, over
> |> | the range 0-10v or 0-10mA. 15-0-15 available.
> |> I addressed this recently on A.B.S.E at...
> |> Message ID: <email@example.com>
> |> (I think this is the correct ID... it's at least part of the thread.)
> |> There's also a Voltage Variable Resistor part for PSpice on my
> |> website.
> |That kind of resistor made in POLY ???
> |> ...Jim Thompson
> Fred, I'll presume you're not already into the Christmas cheer and
> assume you mean POLYnomial and not POLYsilicon ;-)
> You can do it with a polynomial, but PSpice has had, for several
> years, the EVALUE and GVALUE parts, thus you can avoid the gruesome
> polynomial notation.
He he, I know that. Was just playing on the ambiguity...
> ...Jim Thompson
> | James E.Thompson, P.E. | mens |
> | Analog Innovations, Inc. | et |
> | Analog/Mixed-Signal ASIC's and Discrete Systems | manus |
> | Phoenix, Arizona Voice:(480)460-2350 | |
> | Jim-T@analog_innovations.com Fax:(480)460-2142 | Brass Rat |
> | http://www.analog-innovations.com | 1962 |
> For proper E-mail replies SWAP "-" and "_"
> I love to cook with wine. Sometimes I even put it in the food.