Portable tinysa Spectrum Analyzer - AURSINC V0.3.1 Hand Held Frequency Analyzer | 100kHz to 960MHz MF/HF/VHF UHF Input | ESD Protected Function & 2.8 inch Touchscreen | Signal Generator: Amazon.com: Industrial & Scientific
PDF] Portable Spectrum Analyzer Application using Android based on Software Defined Radio ( RTL-SDR ) | Semantic Scholar