4 ms·
I'm not too keen on wiring mains power up to something connected to my door handle. This is a solved problem: https://en.wikipedia.org/wiki/Isolation_transform
by PhantomGremlin 9y ago
I'm not too keen on wiring mains power up to something connected to my door handle.
This is a solved problem: https://en.wikipedia.org/wiki/Isolation_transformer https://en.wikipedia.org/wiki/Isolation_transformer
- busterarm 9y agoThey can fail though (and I've seen it happen, overload, excessive moisture, etc.,). How do you know this before you touch the doorknob and get the (possibly final) zap of your life? If the failure mode is potentially "you die", then we're probably better off low tech.