This circuit has an adjustable output timer that will re-trigger at regular intervals. It includes an LDR - and its operation can be restricted to the hours of darkness.
COMMENTS Homer SUGGESTIONS

Repeating Timer No.4 - Photograph

MORE TIMER PROJECTS

Repeating Timer No.4
Schematic
The Rest of Ron's Circuits Write To Ron More Free-to-Use Circuits Circuit Exchange International


Circuit Board

This is a photograph of the LDR controlled Repeating Timer No.4. It has an adjustable output timer that will re-trigger at regular intervals. And you can set the level of darkness at which the timer will begin to operate.


A Photo Of Ron J's 
Darkness Controlled  
  ''Interval Timer''


Click here if you're new to constructing stripboard projects.

Repeating Timer No.4
Schematic
The Rest of Ron's Circuits Write To Ron More Free-to-Use Circuits Circuit Exchange International