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Date:	Sat, 24 Oct 2015 23:25:22 +0000
Message-ID:	<CAM2RGhQ1Xk6MXjXkNJoJu7WprdPokFkj+yYL63HPrGLheXR2xQ@mail.gmail.com>
Subject:	Re: [geda-user] Stable and low noise references
From:	"Evan Foss (evanfoss AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com>
To:	gEDA users mailing list <geda-user AT delorie DOT com>
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On Sat, Oct 24, 2015 at 11:09 PM, Dave McGuire (mcguire AT neurotica DOT com)
[via geda-user AT delorie DOT com] <geda-user AT delorie DOT com> wrote:
> On 10/24/2015 06:54 PM, Gabriel Paubert (paubert AT iram DOT es) [via
> geda-user AT delorie DOT com] wrote:
>>>> This is becoming offtopic, but the LTZ1000A is, to my knowledge, still
>>>> the best reference available in terms of noise and long term stability,
>>>> and until a few years ago, I only used buried Zener references when I
>>>> needed high stability.
>>>
>>> It is. If you look at any of the tear downs people do of meters above
>>> 6 digits they are all using that reference or one made by LT custom
>>> for Fluke.
>>
>> I was not aware of that, but this means that this device has cornered a
>> market from people accepting to pay for the performance and might not be
>> EOLed too quickly.
>
>   This is very much an LT thing.  I think I can count the number of
> parts they've EOLed, ever, on one hand.  Maybe two, but not by much.

Good to know.

>               -Dave
>
> --
> Dave McGuire, AK4HZ
> New Kensington, PA



-- 
Home
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Work
http://forge.abcd.harvard.edu/gf/project/epl_engineering/wiki/

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