Path: utzoo!utgpu!news-server.csri.toronto.edu!mailrus!cs.utexas.edu!usc!apple!portal!cup.portal.com!John_A_Pham From: John_A_Pham@cup.portal.com Newsgroups: sci.electronics Subject: LED refresh rate Message-ID: <30513@cup.portal.com> Date: 4 Jun 90 21:53:40 GMT Distribution: usa Organization: The Portal System (TM) Lines: 3 Can someone tell me what is the average time for a LED to fully lit and vice-versa? I remember it is around 3Khz or was it 300Khz? John