Need to have a regulator circuit board designed. To convert 6v to 5v. This is to be used as a charging device.
Needs to be designed for a circle case with a hole in the middle. Needs to be able to charge USB devices.
We have some ideas on how it should look and what components are necessary (we have images) but we want to have your opinion on how...
Skills: circuit design, pcb design, regulator, dynamo