| ▲ | How LEDs are made (2014)(learn.sparkfun.com) | |
| 21 points by smig0 2 days ago | 1 comments | ||
| ▲ | cowthulhu 3 minutes ago | parent [-] | |
This was a lot lower-tech than I was expecting. Very cool! | ||
| ▲ | How LEDs are made (2014)(learn.sparkfun.com) | |
| 21 points by smig0 2 days ago | 1 comments | ||
| ▲ | cowthulhu 3 minutes ago | parent [-] | |
This was a lot lower-tech than I was expecting. Very cool! | ||