http://www.chickencoophq.com/need-help-in-my-technology-project/ How to build and maintain a Chicken Coop Sun, 05 Sep 2010 04:54:16 +0000 http://wordpress.org/?v=2.9.2 hourly 1 http://www.chickencoophq.com/need-help-in-my-technology-project/comment-page-1/#comment-1104 KMcG Wed, 22 Jul 2009 21:24:32 +0000 http://www.chickencoophq.com/444/need-help-in-my-technology-project/#comment-1104 Use a photo eye and a linear actuator. The photo eye will turn on at dusk and off at dawn. The actuator can be used to open and close the door. You'll need a few more things a relay, possible a transformer (depends on the actuator you use) and possible an over ride switch. You could also use a timer instead of a photo eye. Use a photo eye and a linear actuator. The photo eye will turn on at dusk and off at dawn. The actuator can be used to open and close the door. You’ll need a few more things a relay, possible a transformer (depends on the actuator you use) and possible an over ride switch.
You could also use a timer instead of a photo eye.

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