- Broad frequency range: The portable spectrum analyzer covers 100 kHz to 960 MHz with dual input/output modes (Low: 100 kHz - 350 MHz, High: 240 MHz - 960 MHz), ideal for field tests, lab work, or education with comprehensive frequency analysis for various electronic devices and signals. - Powerful display: Features a 2.8-inch touchscreen (320 x 240) that can show 145 or 290 measurement points, enabling detailed signal visualization and analysis. The user friendly interface supports touch control, switch control, and USB connectivity for convenient operation. - Advanced filtering system: Manually selectable filters with resolutions of 3, 10, 30, 100, 300, 600 kHz with automatic optimization of scan points to provide full coverage regardless of resolution bandwidth, and scan speeds over 1000 points per second for fast and accurate signal analysis. - Professional signal detection: In low mode, detects signals up to -102 dBm (30 kHz bandwidth) with +10 dBm IIP3 at 0 dB attenuation, while high mode detects signals up to -115 dBm with frequency linearity of +/- 1 dB, offering wide dynamic range and accuracy for professional HF spectrum analysis. - Use scenarios: Field testing RF modules and antennas in real environments; lab bench spectrum analysis of RF front ends and devices; educational demonstrations in electronics or RF courses.