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Path: ...!fu-berlin.de!eternal-september.org!feeder3.eternal-september.org!news.eternal-september.org!.POSTED!not-for-mail From: john larkin <JL@gct.com> Newsgroups: sci.electronics.design Subject: Re: modulator box Date: Sat, 14 Sep 2024 11:56:55 -0700 Organization: A noiseless patient Spider Lines: 50 Message-ID: <mtmbejpaa1mk9da8s0025v3ft5bua0s9rc@4ax.com> References: <uqo8ej5a4nae7qj1m3uij37q67mb5ho75u@4ax.com> <vc38i9$513s$1@solani.org> <kj8bej501c9du4djp3afhuhg22dipnibgr@4ax.com> <vc4j7q$1jvq2$1@dont-email.me> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit Injection-Date: Sat, 14 Sep 2024 20:56:59 +0200 (CEST) Injection-Info: dont-email.me; posting-host="51aba1a40e598748b0ee13b746daf036"; logging-data="1725374"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX18auksN2ZAtSRG+9lxOU+QX" User-Agent: ForteAgent/8.00.32.1272 Cancel-Lock: sha1:xzFtnnXYkRbvvwl8Z/twwqQ2hN0= Bytes: 2658 On Sat, 14 Sep 2024 18:04:42 -0000 (UTC), Phil Hobbs <pcdhSpamMeSenseless@electrooptical.net> wrote: >john larkin <JL@gct.com> wrote: >> On Sat, 14 Sep 2024 05:56:24 GMT, Jan Panteltje <alien@comet.invalid> >> wrote: >> >>> On a sunny day (Fri, 13 Sep 2024 09:11:52 -0700) it happened john larkin >>> <JL@gct.com> wrote in <uqo8ej5a4nae7qj1m3uij37q67mb5ho75u@4ax.com>: >>> >>>> >>>> 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 We modulate at 1053 nm, which is optically amplified, tripled to UV, and amplified some more. The triplers are giant, beautiful, pinkish slabs of glass. Take the NIF tour if you are ever around Livermore.