doorbell
Topic | Replies | Views | Activity | |
---|---|---|---|---|
Doorbell is manual and I want to make a solution that the noice triggers a signal | 1 | 338 | October 5, 2021 | |
Use mains AC as a switch for arduino? | 3 | 660 | February 14, 2013 | |
Arduino + a doorbell's wireless modules | 3 | 1216 | June 10, 2010 | |
Step-up or joule thief or..? | 8 | 3549 | December 4, 2009 |