[sdiy] [OT] LM13700 spotted in commercial product of big Manufacturer

Tom Wiltshire tom at electricdruid.net
Sun May 15 15:26:37 CEST 2022

Totally agree, and your previous comment that "we don't need a weatherman to tell us which way this wind is blowing" is right on the money.


> On 15 May 2022, at 14:00, mskala at northcoastsynthesis.com wrote:
> On Sun, 15 May 2022, Tom Wiltshire wrote:
>> that's been around since as long as I've been doing electronics, and I
>> remember buying them from Maplin when I was a kid and messing about with
>> filter designs using them from R.A. Penfold's books on my first breadboard.
> Well, I've done much the same, and that's the thing:  are we building a
> mainstream product with current technology, or something intended for our
> personal nostalgia and historical re-enactment?  Either can and maybe
> should exist.  They're not the same markets.
> Townsends sells slates and slate-pencils, so maybe I can't say those
> products are "gone" either; but they don't meaningfully compete with the
> Apple iPad.
>   https://www.townsends.us/collections/writing-accessories/products/slate-pencil-s3168-p-803
> -- 
> Matthew Skala
> North Coast Synthesis Ltd.

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