up

frontend/src/components/SettingsModal.tsx

@@ -370,8 +370,8 @@ export function SettingsModal({ onClose, onSaved, initialSection }: Props) {
   const [rotatorTest, setRotatorTest] = useState<{ ok: boolean; msg: string } | null>(null);
 
   // Ultrabeam antenna (TCP) settings.
-  const [ultrabeam, setUltrabeam] = useState<{ enabled: boolean; host: string; port: number }>({
-    enabled: false, host: '', port: 23,
+  const [ultrabeam, setUltrabeam] = useState<{ enabled: boolean; host: string; port: number; follow: boolean; step_khz: number }>({
+    enabled: false, host: '', port: 23, follow: false, step_khz: 50,
   });
   const [ubTesting, setUbTesting] = useState(false);
   const [ubTest, setUbTest] = useState<{ ok: boolean; msg: string } | null>(null);
@@ -1554,6 +1554,26 @@ export function SettingsModal({ onClose, onSaved, initialSection }: Props) {
               />
             </div>
           </div>
+          <div className="border-t border-border/60 pt-3 space-y-2">
+            <label className="flex items-center gap-2 text-sm cursor-pointer">
+              <Checkbox checked={ultrabeam.follow} onCheckedChange={(c) => setUltrabeam((s) => ({ ...s, follow: !!c }))} />
+              Follow rig frequency (auto-tune the antenna)
+            </label>
+            {ultrabeam.follow && (
+              <div className="flex items-center gap-3 pl-6">
+                <Label className="text-sm">Re-tune step</Label>
+                <Select value={String(ultrabeam.step_khz)} onValueChange={(v) => setUltrabeam((s) => ({ ...s, step_khz: parseInt(v, 10) || 50 }))}>
+                  <SelectTrigger className="h-8 w-32"><SelectValue /></SelectTrigger>
+                  <SelectContent>
+                    <SelectItem value="25">25 kHz</SelectItem>
+                    <SelectItem value="50">50 kHz</SelectItem>
+                    <SelectItem value="100">100 kHz</SelectItem>
+                  </SelectContent>
+                </Select>
+                <span className="text-xs text-muted-foreground">re-tune only when the frequency moves this far</span>
+              </div>
+            )}
+          </div>
           <div className="flex items-center gap-2 pt-2">
             <Button variant="outline" size="sm" onClick={testUltrabeam} disabled={ubTesting || !ultrabeam.host.trim()}>
               {ubTesting ? 'Connecting…' : 'Test connection'}