Apparatus, method, and system example embodiments provide an improved integrated circuit RF front end to simultaneously transmit and receive signals for radar imaging. In some embodiments the mobile communication is via an SMS cell phone text and payment of the ordered content is by billing a financial account associated with the owner of the cell phone. The electronics module also includes one or more input switch and current limiter circuits, one or more input filters, and a pulse width modulator power stage and output filter circuit which operate to combine power from one or more remote units into a single power output. Real-time photogrammetry is preferably used to determine relationships of portions of one or more datums with respect to a plurality of cameras or a single camera processed by a conventional PC. Other methods, apparatus, and computer readable media are also provided. In a preferred embodiment, the extending support post of the umbrella is articulatable.