Warning: mysqli::__construct(): (HY000/1203): User howardkn already has more than 'max_user_connections' active connections in D:\Inetpub\vhosts\howardknight.net\al.howardknight.net\includes\artfuncs.php on line 21
Failed to connect to MySQL: (1203) User howardkn already has more than 'max_user_connections' active connectionsPath: ...!2.eu.feeder.erje.net!feeder.erje.net!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail
From: Phil Hobbs
Newsgroups: sci.electronics.design
Subject: Re: modulator box
Date: Sat, 14 Sep 2024 18:04:42 -0000 (UTC)
Organization: A noiseless patient Spider
Lines: 44
Message-ID:
References:
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Injection-Date: Sat, 14 Sep 2024 20:04:42 +0200 (CEST)
Injection-Info: dont-email.me; posting-host="520b0027a77f2a35177dfbc5ddd3b02c";
logging-data="1703746"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX199qyspM1o02jfwSWjsx0As"
User-Agent: NewsTap/5.5 (iPhone/iPod Touch)
Cancel-Lock: sha1:K0uHMmtGJRVyGA2pfqDQ1gv0Rzw=
sha1:dkVZHRfiMxMAI6X69cfQGRYiAgc=
Bytes: 2516
john larkin wrote:
> On Sat, 14 Sep 2024 05:56:24 GMT, Jan Panteltje
> wrote:
>
>> On a sunny day (Fri, 13 Sep 2024 09:11:52 -0700) it happened john larkin
>> wrote in :
>>
>>>
>>> https://www.ebay.com/itm/266499095322
>>>
>>> It's 49% off! And even more off from the original price.
>>>
>>
>> What does it do?
>
> Generates an arbitrary waveform when triggered, and drives a 2-stage
> e/o modulator that was mounted inside. It was used in the NIF fusion
> system.
>
> I'm sure the e/o modulator is not inside that one; it's too valuable.
>
> https://www.dropbox.com/scl/fi/820yum03ge45k0c80buwn/nif-1201-04100_18.jpg?rlkey=3ijtvb3bxmc9c4a9ealpcwffk&raw=1
>
> https://www.dropbox.com/scl/fi/0b8ltf1hresx8gtfpds25/DSCN0100.JPG?rlkey=qsejza658v8uc9aae6hvh2hnj&raw=1
>
>
> We made the arb waveform by summing 120 Gaussian impuses spaced 250 ps
> apart. You can see the Gibbs Ears in the white waveform.
>
> https://www.dropbox.com/scl/fi/5qf0c0y0627agx4wnwwim/Waffle.gif?rlkey=e8cgrnjli3e5d55wlt4unxjix&raw=1
>
> World-class to e-waste in about 20 years.
>
>
What’s the wavelength? I might be interested.
Cheers
Phil Hobbs
--
Dr Philip C D Hobbs Principal Consultant ElectroOptical Innovations LLC /
Hobbs ElectroOptics Optics, Electro-optics, Photonics, Analog Electronics