NOAA-2 returning from the dead

A few days ago, a long-time amateur radio satellite watcher Scott Tilley announced on Twitter that his automated L-Band receiver detected signal emissions from the old NOAA-2 satellite. It is not too uncommon for old decommissioned satellites to start
transmitting a signal again, you may be familiar with a similar
phenomenon that’s happened to Transit 5B-5 or NOAA-9, and plenty other
satellites. Happysat has a page on his blog documenting emissions like this, but note that it’s now out of date and the satellites shown there may no longer be active.Read More  https://sgcderek.github.io/posts/noaa2-revival/