Essentially it enables my circuit to use less current?
EDIT:
I am using a phototransistor as my sensor, this way I should be able to push enough current through to lift the base of the transistor, no?
Also, is there a better option as far as a sensor goes?
EDIT:
I am using a phototransistor as my sensor, this way I should be able to push enough current through to lift the base of the transistor, no?
Also, is there a better option as far as a sensor goes?