[sdiy] Canned JFETs

[bbob]

a number or early series Buchla designs also call for matched FET pairs,
which have been difficult to source.

On Thu, Nov 17, 2016 at 9:24 AM, Mike HEQX <mike at heqx.com> wrote:

> Very pleased to hear that. Yes I see it has only .9nV noise spec.
>
> Thanks Jarno
>
> On 11/17/2016 2:39 AM, Jarno Verhoeven wrote:
>
> 2SK389 is a much liked JFET pair in the audiophile world (LSK389)
>
>
>
> Verzonden vanaf mijn Samsung-apparaat
>
>
> -------- Oorspronkelijk bericht --------
> Van: Mike HEQX <mike at heqx.com> <mike at heqx.com>
> Datum: 17-11-2016 03:57 (GMT+01:00)
> Aan: synth-diy at synth-diy.org
> Onderwerp: [sdiy] Canned JFETs
>
> I find these JFETs very interesting. They claim ultra low noise and they
> come 2 in a can.
> I dig transistors in a can, it reminds me of fixing computers from the 60's
>
> Not sure how low 2nv of noise is relative to other JFETS, but I'll give
> them a try for a mic pre.
> Just read about these in Electronic Design mag. Ordering samples tomorrow.
>
> LSJ689  http://www.linearsystems.com/assets/media/file/datasheets/
> lsj689part.pdf
> LSK489  http://www.linearsystems.com/assets/media/file/datasheets/
> LSK489.pdf
>
>
>
>
>
>
>
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