/members-area/personalblogs/b/blog/posts/led-speed-experimenting-with-a-one-transistor-current-sourceThis is a very quick item to get me going again and back into the habit of blogging. When jancumps showed us a one-transistor current source in Simple Electronic Control Systems - Current Control with 1 transistor ,I used it to drive an LED (see...en-USTelligent Community 12