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2 votes

Flickering on LED strips routed through buck converter and slip ring

You can't run WS2811 protocol on these kinds of connections and get a reliable outcome. Your problem has nothing to do with power and everything to do with conducted and radiated noise. The "data&...
DrFriedParts's user avatar
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1 vote

Flickering on LED strips routed through buck converter and slip ring

Addressable LEDs use PWM while drawing high current, so they pulse a lot of current through the ground. If that ground is shared with data and has high resistance then that current pulses becomes ...
user1850479's user avatar
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2 votes

Flickering on LED strips routed through buck converter and slip ring

If you have a lot of current going through the ground, it will increase the voltage between the ground pin on the LED and the ground pin on your ESP32, which will decrease the effective voltage that ...
BeB00's user avatar
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0 votes

Can bussed grounds in an audio patchbay create a ground loop?

As well as isolation transformers, balanced circuits, etc., another less used technique is to insert a low value resistor into a ground circuit to ensure there is only one low resistance path. This ...
PDP11's user avatar
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