2012-07-20 Ekahau HeatMapper - The Free Wi-Fi Coverage Mapping Site Survey Tool 金物 部屋の無線LANの電波強度を歩いて実測し可視化 http://gigazine.net/news/20120720-ekahau-heatmapper/ http://www.ekahau.com/products/heatmapper/overview.html めも、未検証
