[chbot] Robotics Group meeting, 5 Idris Rd, 630pm, Mon 16 June 2025 report

[Trevor Wignall]

" 3G is going away soon, send a TXT to 550 and get a report about your
mobile's capabilities." - actually you need to text "3G" to 550 (without
the double quotes).

On Mon, Jun 16, 2025 at 9:41 PM Mark Atherton <markaren1 at xtra.co.nz> wrote:

> Hello everyone,
>
> Good turnout with 28 attendees, and lots of huddles-of tech-talk. $42 +
> change (in gold, and flat-money) collected and transferred into the
> robotics loose-change jar (for later banking).
>
> All sales from the trading table should go into the brown box on the
> wall, and are directly for the benefit of our host club, Christchurch
> Amateur Radio Club, NZART Branch 05.
>
> Equipment donations are welcome for the trading table, but no CRT based
> product, printers, toner or items that are likely to be a disposal burden.
>
> With thanks on behalf of the group,
>
> Mark Atherton
>
> ==============
>
> Mark passed around, and talked about the completed DSP audio engine V2;
> unit has been assembled without issue. An untended via under a couple of
> QFN24/28 packages caused significant assembly issues with V1, along with
> the initial USB/serial device not using the expected CDC protocol.
>
> Rudy talked about and demonstrated AI programming; an extraordinary
> resource.
>
> Andy talked about some interesting 'sources', as well as showing off
> some of his 'detectors'.
>
> Bevin talked about global Cellphone compatibility, and some of the
> associated adventures.
>
> NB 3G is going away soon, send a TXT to 550 and get a report about your
> mobile's capabilities.
>
> ==============
>
> Interesting YouTube Videos:
>
> Attacking Safes and Vaults from the Cold War. Includes radiological
> attacks; excellent youtube.com/watch?v=-Z_Jv7vuiqg
>
> Adam Savage's First Look at a UV 3D Printer
> youtube.com/watch?v=SD8r1UBwLL0
>
>
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