Public Lab Research note


2 9v batteries to drive 555 timer

by warren | | 1,796 views | 0 comments |

Read more: publiclab.org/n/1928


I managed to endurance-test using 2 9v batteries to drive a 555 timer for 55 minutes.

I'll be writing better documentation for this in the wiki in the next day or two. Chris Fastie has some other lighter-weight options too -- i just wanted to see what a simple version would look like.


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