Solar tracking system without using LDR.. | Microcontroller › Arduino › Solar tracking system without using LDR.. This topic has 1 reply, 2 voices, and was last updated 4 years, 9 months ago by Hari Prasaath K. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts August 21, 2018 at 4:28 am #4960 LukungaParticipant Sir, I need to knw how i can make a solar tracking system without using ldr. I just want to knw the code single axis tracker which works on the elevation and zenith angle.I hope someone have the answer to my question. August 23, 2018 at 4:45 pm #14893 Hari Prasaath KParticipant You can go with RTC Based solar tracking, where you can use time to rotate the solar panel. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In