Here's a nice video on the novel telescopic lens on the normal (i.e. not the Cirrus Flux Camera) camera on our satellite:
https://www.youtube.com/watch?v=HxwhCmO90UQ s/University of Portland/Portland State University/g On Thu, Oct 7, 2021 at 9:50 PM Russell Senior <[email protected]> wrote: > > As promised, here are my slides from the talk (with links): > > https://personaltelco.net/~russell/plug-talk-2021-10-07.pdf > > On Thu, Oct 7, 2021 at 8:57 AM Michael Dexter <[email protected]> wrote: > > > > Portland Linux/Unix Group General Meeting Announcement > > > > Who: Russell Senior > > What: Russell's Excellent High Altitude Balloon Adventure > > Where: https://meet.jit.si/pdxlinux > > When: Thursday, October 7th, 2021 at 7pm > > Why: The pursuit of technology freedom > > > > Russell volunteers with the Portland State Aerospace Society's (PSAS) > > OreSat program as an Industry Advisor. PSAS is a rocket club at > > Portland State University. The OreSat program works towards having > > small interactive satellites put into orbit by friendly launch > > services. OreSat currently consists of three small satellites based on > > a common design, the first one is due to launch in January. Russell's > > role is to help out with a system called dxwifi, a long distance > > S-band communication link. The goal is for ground-based student groups > > around the state to receive live video broadcast from orbit as the > > satellite passes overhead. Earlier this year, a high school student > > applied and got our satellite a ride on a high altitude balloon > > through a NASA program. One of the goals was to capture wifi data > > being transmitted by the payload. Because of the distances involved, > > this requires aiming a directional antenna at the balloon. This talk > > will tell the story of how Russell waded his way towards a solution > > using math, some hand tools, open-source software and some ingenuity. > > > > About Russell: > > > > Russell has been a Linux user since 1992. He worked for a few decades > > doing data management, programming, and analysis for a small > > scientific consulting firm. Since 2005 he has been deeply involved in > > the Personal Telco Project and trying to bring about > > telecommunications policy in the users interests, while also hacking > > on router firmware. Since 2018, he's been involved in an effort to > > bring at-cost fiber infrastructure to the Portland metro area, > > Municipal Broadband PDX. > > > > > > PLUG is open to everyone and does not tolerate abusive behavior on its > > mailing lists or at its meetings. > > > > PLUG Page with information about all PLUG events: http://pdxlinux.org/ > > Follow PLUG on Twitter: http://twitter.com/pdxlinux > > > > Michael Dexter > > PLUG Volunteer
