A mobile radiography apparatus has a moveable (e.g., wheeled) transport frame and an adjustable support mounted at the frame that can include an x-ray source. Embodiments of methods and/or apparatus by which mobile radiography carts can provide a charging capability for at least one radiographic detector (e.g., removed power source, detector either separately mounted at the mobile radiography apparatus or in a detector carrier (e.g., grid holder)) mounted at the mobile radiography apparatus.