Link to page: http://pcbheaven.com/projec... This is the eighth video from my Greek style cold instant coffee maker machine. In this video, I run the very first test to produce Greek style coffee. It is very late and i am totally exhausted, but i am very excited!
Link to page: http://www.pcbheaven.com/userpages/LED_driving_and_controlling_methods/?topic=worklog&p=3
Here is a set of 4 videos explaining some very basic linear constant current LED Drivers. You can find the complete theory of these LED drivers with schematics in the link above.