ltspice -- body effect and other matters

On Thu, 25 Nov 2010 11:31:07 -0800, Fred Abse
<excretatauris@invalid.invalid> wrote:

>On Wed, 24 Nov 2010 13:09:18 -0700, Jim Thompson wrote:
>
>> Here you go...
>> 
>> http://analog-innovations.com/SED/Compare2N7000Models.pdf
>> 
>> The Supertex model is fairly good, though not perfect, note the "kink".
>
>Thanks. (though it was Michael Robinson who originally asked).
>
>The Supertex model certainly looks better than the rest.
>
>When I get the opportunity, I shall have to curvetrace a real 7000.

Do you have a curve tracer than can output numerical data to a file?

If so, send to me and I'll try my hand at fitting it.
		
                                        ...Jim Thompson
-- 
| James E.Thompson, CTO                            |    mens     |
| Analog Innovations, Inc.                         |     et      |
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I love to cook with wine.     Sometimes I even put it in the food.

On Thu, 25 Nov 2010 12:46:15 -0700, Jim Thompson wrote:

> Do you have a curve tracer than can output numerical data to a file?

No, just  trusty old Tek 576, 176, 577.

Graticule, eyeball, pencil and paper :-)

-- 
"For a successful technology, reality must take precedence 
over public relations, for nature cannot be fooled."
                                       (Richard Feynman)