The WRONG way to make an AC-powered clock 🕒

Описание к видео The WRONG way to make an AC-powered clock 🕒

Connecting a 1.5-volt AA battery-powered quartz clock mechanism directly to 120 volt AC mains power seems like a bad idea. But this Chicago Lighthouse clock somehow makes it work, in a very wrong way.

Time flow:
0:00 Introduction
1:16 Unboxing
2:51 Quartz mechanism
5:06 First test
6:37 Opening the cover
8:19 Circuit analysis
13:15 Conclusion

#clock #electronic #teardown

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