this post was submitted on 29 Mar 2025
129 points (100.0% liked)

Mildly Interesting

19614 readers
12 users here now

This is for strictly mildly interesting material. If it's too interesting, it doesn't belong. If it's not interesting, it doesn't belong.

This is obviously an objective criteria, so the mods are always right. Or maybe mildly right? Ahh.. what do we know?

Just post some stuff and don't spam.

founded 2 years ago
MODERATORS
marcar@lemmy.world
Jimbabwe@lemmy.ml
WhatsHerBucket@lemmy.world
129
The AMSAT-OSCAR 7 (AO-7) amateur radio satellite was launched in 1974, expected to last 5 years, but a battery failure meant it had to run off of its solar panels. It's still operating. (hackaday.com)
submitted 4 days ago by RegularJoe@lemmy.world to c/mildlyinteresting@lemmy.world
5 comments fedilink hide all child comments
you are viewing a single comment's thread
view the rest of the comments
[–] meyotch@slrpnk.net 1 points 4 days ago

Ham radio networks were considered part of usa civil defense strategy and a means to keep communications going during disasters.