Quote:
Originally posted by xy:
thanks for the hint my transistor is connected the wrong way. i used the exact components that were specified in the article, i think i killed the transistor and the LM339 when i was switching everything around  , so I’m going out and getting some new replacements. right now the relay is turned 180 deg. so the line is facing the bottom. i think it will work once i get the new components because i can manually trigger the relay by connecting pin 1 of the relay and the ground then reset the circuit by hitting the reset switch.
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Sounds familair to me
. I also did something like that... But after replacing the LM chip and the transistor with a 2N 2222 everything worked perfect.