What Does a VNA Measurement Look Like? In the actual measurement shown below, a 4-GHz bandpass filter is connected to an SC5090, a 9-GHz 2-port analyzer (Fig. 2). 2.

Wireless routers have quickly become an essential appliance in the modern home. Using the Android app, Wifi Analyzer, we'll show you how to check on some key settings to optimize your Wi-Fi network.