rtl_tcp SDR

1. Download and install the app, then connect your RTL-SDR USB dongle via OTG or make sure you have the IP and port of a remote rtl_tcp server. 2. Open the app and choose to Host on this device or Connect to server. If connecting, enter the server IP and default port if needed. 3. Tap Start to begin streaming, then drag or enter a frequency to tune. Pinch to zoom the spectrum and use the waterfall to spot active signals. 4. Select a demodulation mode such as FM or AM, and adjust sensitivity and filter width to improve reception quality. 5. Save favorite frequencies, start or stop recording when needed, and explore advanced options like presets and auto gain for finer control.