Uploaded July 2020 | Updated September 2026, 2 weeks ago

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An RobotDyn AC Dimmer in combination with a V1838B IR receiver connected to an ESP8266 to allow for IoT and IR operation. The dimmer is capable of both leading and trailing edge dimming.

Please be warned, this is using mains voltage which is dangerous!

This dimmer is capable of both leading and trailing edge dimming. You can find the 3D models here:
thingiverse.com/thing:4550980

You can find the source code here:
gitlab.com/snippets/1991445

You can find the NodeMCU V3 here: https://s.click.aliexpress.com/e/_dXIVjLI
You can find the dimmer here: https://s.click.aliexpress.com/e/_d8YAlGg
You can find the HLK-PM03 here: https://s.click.aliexpress.com/e/_dUHCfJW
You can find the VS1838B IR receiver here: https://s.click.aliexpress.com/e/_dWGz9eG

Thanks for watching my video!

Want to contribute to my channel?

You can buy various electronics components using these links:
FeelElec FY6900 (20MHz to 60MHz): https://s.click.aliexpress.com/e/_d8uetg0
ESP-01S: https://s.click.aliexpress.com/e/_BfirlPh2
NodeMCU V3: https://s.click.aliexpress.com/e/_dXIVjLI
RobotDyn AC dimmer: https://s.click.aliexpress.com/e/_d8YAlGg
220V AC to 3.3V DC converter HLK-PM03: https://s.click.aliexpress.com/e/_dUHCfJW
VS1838B IR receiver: https://s.click.aliexpress.com/e/_dWGz9eG
Prototyping boards (various sizes): https://s.click.aliexpress.com/e/_d8ZxGAs
Dupont jumper cables (all variants): https://s.click.aliexpress.com/e/_dVyzHN2
(Tip!) Blitzwolf micro usb (+ USB C adapter): https://s.click.aliexpress.com/e/_d65Y0dQ

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banggood.com/index.php?zf=6303154