{"ok":true,"device":"iot-device-1","location":"Lab Location 1","accessPoint":{"ssid":null,"bssid":"redacted","rssi_dbm":-30,"signalQuality":"excellent","estimatedDistance_m":0.43},"deviceNetwork":{"ip":null,"mac":"redacted"},"triangulationHint":"This device has a fixed position in the lab. RSSI value can be used as one anchor point for WiFi triangulation. Combine with other devices or known AP positions for 2D/3D positioning. The BSSID identifies the specific access point.","exercises":["Calculate approximate distance from RSSI using path-loss model: d = 10^((TxPower - RSSI) / (10 * n))","Monitor RSSI changes over time to detect environmental changes (doors opening, people moving)","Compare RSSI at different times to build a signal strength heatmap","Use multiple readings to estimate reliability of the signal measurement"],"rssiHistory":{"samples":20,"latest":-30,"min":-30,"max":-30,"avg":-30,"readings":[{"ts":"2026-10-22T04:38:40.677Z","power":0,"voltage":238.2,"current":0,"temp":39.4,"output":false,"rssi":-30,"energy_wh":920.899},{"ts":"2026-10-22T04:39:40.667Z","power":0,"voltage":238.2,"current":0,"temp":39.4,"output":false,"rssi":-30,"energy_wh":920.899},{"ts":"2026-10-22T04:40:40.671Z","power":0,"voltage":238,"current":0,"temp":39.4,"output":false,"rssi":-30,"energy_wh":920.899},{"ts":"2026-10-22T04:41:40.696Z","power":0,"voltage":237.4,"current":0,"temp":39.4,"output":false,"rssi":-30,"energy_wh":920.899},{"ts":"2026-10-22T04:42:40.689Z","power":0,"voltage":237.9,"current":0,"temp":39.4,"output":false,"rssi":-30,"energy_wh":920.899},{"ts":"2026-10-22T04:43:40.667Z","power":0,"voltage":238.5,"current":0,"temp":39.4,"output":false,"rssi":-30,"energy_wh":920.899},{"ts":"2026-10-22T04:44:40.668Z","power":0,"voltage":238.4,"current":0,"temp":39.4,"output":false,"rssi":-30,"energy_wh":920.899},{"ts":"2026-10-22T04:45:40.670Z","power":0,"voltage":238.7,"current":0,"temp":39.4,"output":false,"rssi":-30,"energy_wh":920.899},{"ts":"2026-10-22T04:46:40.671Z","power":0,"voltage":239.9,"current":0,"temp":39.4,"output":false,"rssi":-30,"energy_wh":920.899},{"ts":"2026-10-22T04:47:40.692Z","power":0,"voltage":239.6,"current":0,"temp":39.4,"output":false,"rssi":-30,"energy_wh":920.899}]}}