chy (25)in #a • 6 years agoHow to make a small wind turbine|Clean EnergyHow to make a small wind turbine|Clean Energychy (25)in #automatic • 6 years agoWoW!Two Automatic ON and OFF Light Switch circuits-Simple DIY ProjectCircuit 1: When there is natural light, the light will be on, and it will automatically turn off when it is dark.…chy (25)in #inverter • 6 years agoHow to make 1.5v to 12v LED panel Inverter-The simplest routeDamaged fluorescent lamp, scrapped circuit board。 Show them in this video,Use the simplest route,How to make 1.5v to…chy (25)in #adjustment • 6 years agoHow to make DC dimming speed control circuithttps https://www.youtube.com/channel/UCS-VLq0LYsrTgMg05hTgkDA?view_as=subscriberMaking DC control circuit with two components, very simple and practical circuit。