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Path: ...!weretis.net!feeder8.news.weretis.net!reader5.news.weretis.net!news.solani.org!.POSTED!not-for-mail From: Jan Panteltje <alien@comet.invalid> Newsgroups: sci.electronics.design Subject: Re: Oscilloscope delivers 25 GHz bandwith on 4 channels Date: Mon, 09 Dec 2024 06:40:34 GMT Message-ID: <vj63d3$khnt$1@solani.org> References: <virvei$raa2$1@solani.org> <vivahi$2etnj$2@dont-email.me> <vj0oa7$hk02$1@solani.org> <vj3utj$3oine$1@dont-email.me> <vj45o5$jdn2$1@solani.org> <vj54hb$3u8r5$1@dont-email.me> MIME-Version: 1.0 Content-Type: text/plain; ISO-8859-15 Content-Transfer-Encoding: 8bit Injection-Date: Mon, 9 Dec 2024 06:40:35 -0000 (UTC) Injection-Info: solani.org; logging-data="673533"; mail-complaints-to="abuse@news.solani.org" User-Agent: NewsFleX-1.5.7.5 (Linux-5.15.32-v7l+) Cancel-Lock: sha1:SnZtG3DuHmXF6orBDA5K3Uu8hG0= X-Newsreader-location: NewsFleX-1.5.7.5 (c) 'LIGHTSPEED' off line news reader for the Linux platform NewsFleX homepage: http://www.panteltje.nl/panteltje/newsflex/ and ftp download ftp://sunsite.unc.edu/pub/linux/system/news/readers/ X-User-ID: eJwFwQkBwDAIA0BL5W2RwwjxL2F3YSk51zPSg0HzFIvvHuOAvV4sJfA4I7qoVlhI9Aq+kuSj9rxenN1x/HGnFxI= Bytes: 4473 Lines: 66 On a sunny day (Sun, 8 Dec 2024 21:53:47 +0000) it happened John R Walliker <jrwalliker@gmail.com> wrote in <vj54hb$3u8r5$1@dont-email.me>: >On 08/12/2024 13:08, Jan Panteltje wrote: >> On a sunny day (Sun, 8 Dec 2024 12:11:47 +0100) it happened Klaus Vestergaard >> Kragelund <klauskvik@hotmail.com> wrote in <vj3utj$3oine$1@dont-email.me>: >> >>> On 07-12-2024 07:00, Jan Panteltje wrote: >>>> On a sunny day (Fri, 6 Dec 2024 17:59:30 +0100) it happened Lasse Langwadt >>>> <llc@fonz.dk> wrote in <vivahi$2etnj$2@dont-email.me>: >>>> >>>>> On 12/5/24 11:31, Jan Panteltje wrote: >>>>>> Oscilloscope Delivers 25-GHz Bandwidth on Four Channels >>>>>> >>>>>> >>>>>> >>>>>> https://www.electronicdesign.com/technologies/test-measurement/oscilloscopes/article/55247306/electronic-design-pico-technology-oscilloscope-delivers-25-ghz-bandwidth-on-four-channels >>>>>> Pico Technology expanded its PicoScope 9400 Series with the PicoScope 9404A-25, a high-performance oscilloscope with 25 >>>>>> GHz >>>>>> of >>>>>> bandwidth on four channels. The company's Sampler-Extended Real-Time Oscilloscope (SXRTO) technology integrates real-time >>>>>> acquisition with sampling oscilloscope capabilities. Thus, the scope can trigger directly on the signal while recording >>>>>> pre-trigger >>>>>> data, with the high time and amplitude resolution of a sampling scope. >>>>>> >>>>>> https://www.electronicdesign.com/techxchange/article/55238271/advanced-oscilloscope-techniques >>>>>> >>>>>> >>>>>> >>>>>> https://www.picotech.com/products/oscilloscope/picoscope-9000-series/picoscope-9400a-series-sampler-extended-real-time-oscilloscope >>>>>> >>>>>> Only 25,645 ? >>>>>> >>>>>> For the real audiophiles!! >>>>>> >>>>> >>>>> https://www.youtube.com/watch?v=DXYje2B04xE >>>>> >>>>> 110GHz bandwidth, 256GS/s four channels, only ~$2M >>>> >>>> >>>> https://www.keysight.com/us/en/product/UXR1102A/infiniium-uxr-series-oscilloscope-110-ghz-2-channels.html >>>> >>>> When I want to see 10 GHz signals I use an old 5 dollar LNB and downconvert to about 1 GHz... >>>> that into a 35 dollar RTL_SDR stick. >>>> I know it is not the same, but 100 GHz downconvert should not cost hat much more >>>> At higher frequencies lasers into non linear crystals as mixer? >>>> From the 1.999 M$ left buy a nice house? >>>> >>> Very nice idea, but that will work only for sinusoidal signals, right? >> >> Well, any complex wafeform can be shown to consist of sinusoidal harmonic components. >> I have used FFT and than removing a spectral line and then a reverse FFT for video processing... >> not in real time though... All depends on bandwith. >> I mean if you have a 100 GHz signal and want the _waveform_ of that signal you will need to be able to see higher harmonics >> than that >> up to 1000 GHz for the tenths harmonics. >> >> But if it is a repeating signal you could mix down and get the amplitude for each harmonics... >> and then reconstruct the waveform from that > >Yes, but you do also need to keep track of phase in order to >reconstruct the waveform. Good point, we need experiment? If you can sell it for 2M$ maybe worth a try...