26.5 GHz 165 MHz Reduce Time-to-Fault and increase design confidence with Real-time Signal Processing Triggers zero in on the Problem Capture the widest and deepest signals Wideband preselection filter provides image free measurements in entire analysis bandwidth up to 165 MHz More standard analysis than you expect in an everyday tool Wideband radar and pulsed RF signals Frequency agile communications Broadband satellite and microwave backhaul links Education Long Term Evolution (LTE), Cellular EMC/EMI pre-compliance and troubleshooting The Tektronix RSA5126B is a spectrum analyzer.