Difference between LDR and Photodiode | Electronics › Electronics › Difference between LDR and Photodiode This topic has 0 replies, 1 voice, and was last updated 11 years, 6 months ago by michael jorden. Viewing 1 post (of 1 total) Author Posts April 22, 2013 at 12:45 pm #2289 michael jordenParticipant I don’t think that application wise there is much difference between LDR and photodiode like electronic components. Is there any?? Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In