diff --git a/web/src/plugins/radio/RadioTab.tsx b/web/src/plugins/radio/RadioTab.tsx
index a86c092..06f7af8 100644
--- a/web/src/plugins/radio/RadioTab.tsx
+++ b/web/src/plugins/radio/RadioTab.tsx
@@ -64,7 +64,6 @@ const THEMES = [
 
 // ── Zoom scaling constants ──
 const BASE_ALT = 2.0;
-const BASE_RADIUS = 0.18;
 
 // ── Component ──
 export default function RadioTab({ data }: { data: any }) {
@@ -216,7 +215,7 @@ export default function RadioTab({ data }: { data: any }) {
       .pointLat((d: any) => d.geo[1])
       .pointLng((d: any) => d.geo[0])
       .pointColor(() => `rgba(${initRgb}, 0.85)`)
-      .pointRadius(BASE_RADIUS)
+      .pointRadius((d: any) => Math.max(0.12, Math.min(0.45, 0.06 + (d.size ?? 1) * 0.005)))
       .pointAltitude(0.001)
       .pointResolution(24)
       .pointLabel((d: any) =>
@@ -250,7 +249,10 @@ export default function RadioTab({ data }: { data: any }) {
       if (Math.abs(alt - lastAlt) / lastAlt < 0.05) return;
       lastAlt = alt;
       const scale = Math.sqrt(alt / BASE_ALT);
-      globe.pointRadius(() => BASE_RADIUS * Math.max(0.15, Math.min(2.5, scale)));
+      globe.pointRadius((d: any) => {
+        const base = Math.max(0.12, Math.min(0.45, 0.06 + (d.size ?? 1) * 0.005));
+        return base * Math.max(0.15, Math.min(2.5, scale));
+      });
     };
     controls.addEventListener('change', onControlsChange);