Fresnel radius at a point

Code-Snippets

curl "https://api.oanor.com/fresnel-api/v1/radius" \
  -H "x-oanor-key: oanor_test_..."

await fetch("https://api.oanor.com/fresnel-api/v1/radius", {
  headers: { "x-oanor-key": "oanor_test_..." }
});

$ch = curl_init("https://api.oanor.com/fresnel-api/v1/radius");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);

import requests
requests.get(
    "https://api.oanor.com/fresnel-api/v1/radius",
    headers={"x-oanor-key": "oanor_test_..."}
)

Beispiel-Response

Echte Antwort dieses Endpoints, erfasst beim letzten Health-Check.

{
    "data": {
        "note": "rₙ = √(n·λ·d1·d2/(d1+d2)). Keep at least 60 % of the first zone clear of obstacles for a reliable link.",
        "inputs": {
            "zone": 1,
            "distance1_km": 5,
            "distance2_km": 5,
            "frequency_ghz": 2.4
        },
        "wavelength_m": 0.124914,
        "fresnel_radius_m": 17.67155,
        "clearance_60pct_m": 10.60293
    },
    "meta": {
        "timestamp": "2026-06-04T18:38:10.986Z",
        "request_id": "32f5b63e-3bd2-4688-a55f-28a50c1bfe81"
    },
    "status": "ok",
    "message": "Fresnel radius",
    "success": true
}