Has anyone here built there own photosynthetic sensor for lighting ? I'm looking to build one for my extra greenhouse lighting . i know they sell them in th400dollar range or more. but the sensors seem to be cheap .
thank you Hobnob

I was wondering if some of you could stear me in the direction for extra lighting in my greenhouse in the winter and remember they will be about 11 ft at the peak. Is cob better for this then strips or board led's.
thank you
Hobosnob (Eric )

I am new to the site and have some questions and know people here have more experience then me with Led systems they make them selfs. I was wondering If there is any Driverless cob chips out there that are good or are the main ones put out on ebay and other sites any good ? I'm looking to make my ow...

Just found this site and thought it seems to be amazing . I love to make stuff my self instead of braking the bank and making things the way i want to and learning how they work and learning from like minded people thank you all for allowing me to join and here to say hello . My name is Eric but go ...