4 ms·
A wave guide?
by tornato7 6y ago
A wave guide?
- LargoLasskhyfv 6y agoSort of? It came up ocassionally here: https://hn.algolia.com/?dateRange=all&page=0&prefix=false&query=hollow%20core%20fibre&sort=byPopularity&type=comment https://hn.algolia.com/?dateRange=all&page=0&prefix=false&qu...