A method and associated wireless monitor and data analysis system are provided. The method includes installing one or more of a plurality of wireless monitors at respective locations onboard a complex system on which a wireless system of interest is installed or planned for installation. The method may then include by the plurality of wireless monitors, emulating the wireless system of interest, and recording data related to performance of the wireless system of interest at one or more recorded times over a plurality of operating conditions of the complex system. The method may also include by the plurality of wireless monitors, collecting data including the respective locations of the wireless monitors correlated with respective recorded data and recorded times. In this regard, the collected data for the plurality of wireless monitors may be retrievable for analysis of the wireless system of interest based thereon.