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Dual power supply Led indicator circuit.

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daniedp76

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Screenshot_20210825_085728.jpg

Hallo I am a hobbyist only Not a designer.
I need a circuit to incorporate into this one to do the following:
- when 12v dc power supply is on a led for power supply must on and a led for the battery must be off.

-when 9v battery kicks in a led for the battery must be on and a led for the power supply must be off.
-when power to the power supply is returned the process is in reverse.
 
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