SPA-3G Combo RF Explorer and Spectrum Analyzer with a Heavy Duty case Portable Handheld Digital Ham-Radio-WiFi-Network-Audio-Signal Frequency Analyzer - Software Included (Up to 2.7GHz): Amazon.com: Industrial & Scientific
HF Spectrum Analyzer and tracking DDS HF Generator with touch screen (3.2"LCD) | eBay
spectrum analyzer
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MDS Spectrum Analyzer - Resource Detail - The DXZone.com