With the amount of great technology we have these days why are planes not fitted with something that gives off a signal of there location when they go down 
I really no understand how something like this is not available or fitted to all planes these days.
This news here is what got me thinking of this
https://guernseypress.com/news/2019/01/25/missing-aircraft-search-is-brought-to-an-end/

I really no understand how something like this is not available or fitted to all planes these days.
This news here is what got me thinking of this
https://guernseypress.com/news/2019/01/25/missing-aircraft-search-is-brought-to-an-end/