/challenges-projects/design-challenges/1-meter-of-pi/b/blog/posts/blog-6-eas---system-designs----block-diagramBLOG# 6 -Edible Algae System - (Growing Spirulina in space)System Designs -- Block diagramThis is my 6th blog post in a series of blog post for the Design Challenge 1 Meter of Pi Updated version 1.3&lt;&lt;&lt; PREVIOUS BLOGNEXT BLOG...en-USTelligent Community 12https://community.element14.com/challenges-projects/design-challenges/1-meter-of-pi/b/blog/posts/blog-6-eas---system-designs----block-diagramSat, 21 Nov 2020 18:46:50 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:47bb8938-7edb-46d8-b97e-4bd1fad92219DAB1<p>What are you using for the Ph sensor?</p><p>&nbsp;</p><p>DAB</p><img src="https://community.element14.com/aggbug?PostID=10121&AppID=269&AppType=Weblog&ContentType=0" width="1" height="1">