京急ドレミファインバータ(VVVF)を自作する
![](https://i.ytimg.com/vi/BmHKxKRYWDQ/mqdefault.jpg)
11:19
【励磁音】電車・電気自動車のモータから音が聞こえる理由を解説
![](https://i.ytimg.com/vi/mKpIqNNc9Kw/mqdefault.jpg)
15:39
Why Electric Trains Make Interesting Sounds. I Made a Singing Train Motor!
![](https://i.ytimg.com/vi/9kt6lYpx3BM/mqdefault.jpg)
7:56
プラレールのモーターでVVVF音を出す【電子工作】
![](https://i.ytimg.com/vi/5AIvnIrsDYY/mqdefault.jpg)
26:29
ELE NUNCA MAIS PRECISARÁ IR AO POSTO DE GASOLINA (carro com motor a vapor)
![](https://i.ytimg.com/vi/XD6sLmMTk5Q/mqdefault.jpg)
3:05
[Model VVVF Inverter] Helsinki Metro M100 (Strömberg SAMI SCR VVVF)
![](https://i.ytimg.com/vi/D-BQitPj0SQ/mqdefault.jpg)
9:55
Build a beautiful induction soldering iron / 12v - 220v soldering iron.
![](https://i.ytimg.com/vi/Oruwn2m7BbA/mqdefault.jpg)
21:59
Fazendo uma caixa de engrenagens para meu rebocador R/C
![](https://i.ytimg.com/vi/XVyLPqQZT9I/mqdefault.jpg)
16:59