diff --git a/frontend/src/App.tsx b/frontend/src/App.tsx
index 813921d..6ad7ab0 100644
--- a/frontend/src/App.tsx
+++ b/frontend/src/App.tsx
@@ -44,6 +44,7 @@ import {
   GetUIPref, GetActiveProfile, QuitApp,
   ReportLiveActivity, LiveLastQSOAgeSec,
   GetPGXLSettings, GetPGXLStatus, GetSPEStatus, GetACOMStatus, SPESetOperate, ACOMSetOperate, PGXLSetOperate,
+  GetFlexState, FlexAmpOperate,
 } from '../wailsjs/go/main/App';
 import { Combobox } from '@/components/ui/combobox';
 import { applyAwardRefs } from '@/lib/awardRefs';
@@ -452,8 +453,26 @@ export default function App() {
   useEffect(() => {
     if (!ampCfg.enabled) { setAmpSt({ connected: false }); return; }
     let alive = true;
-    const get = ampCfg.type === 'pgxl' ? GetPGXLStatus : ampCfg.type.startsWith('acom') ? GetACOMStatus : GetSPEStatus;
-    const tick = () => get().then((s: any) => alive && setAmpSt(s || { connected: false })).catch(() => {});
+    // PGXL: the Flex reports the amp's OPERATE state authoritatively (the direct
+    // GSCP status doesn't carry it), so merge GetFlexState in when a Flex sees
+    // the amp — state AND toggle then go through the radio; the direct TCP link
+    // remains the fallback (fan mode always uses it).
+    const tick = ampCfg.type === 'pgxl'
+      ? () => Promise.all([
+          GetPGXLStatus().catch(() => ({ connected: false })),
+          GetFlexState().catch(() => null),
+        ]).then(([pg, fx]: any[]) => {
+          if (!alive) return;
+          const viaFlex = !!fx?.amp_available;
+          setAmpSt({
+            ...(pg || {}),
+            connected: !!pg?.connected || viaFlex,
+            operate: viaFlex ? !!fx.amp_operate : !!pg?.operate,
+            via_flex: viaFlex,
+          });
+        })
+      : () => (ampCfg.type.startsWith('acom') ? GetACOMStatus : GetSPEStatus)()
+          .then((s: any) => alive && setAmpSt(s || { connected: false })).catch(() => {});
     tick();
     const id = window.setInterval(tick, 2000);
     return () => { alive = false; window.clearInterval(id); };
@@ -5160,7 +5179,7 @@ export default function App() {
                 if (!ampSt.connected) { setSettingsSection('pgxl'); setShowSettings(true); return; }
                 const want = !ampSt.operate;
                 setAmpSt((s: any) => ({ ...s, operate: want }));
-                (isPGXL ? PGXLSetOperate(want)
+                (isPGXL ? (ampSt.via_flex ? FlexAmpOperate(want) : PGXLSetOperate(want))
                   : ampCfg.type.startsWith('acom') ? ACOMSetOperate(want)
                   : SPESetOperate(want)).catch(() => {});
               };
diff --git a/frontend/src/components/StationControlPanel.tsx b/frontend/src/components/StationControlPanel.tsx
index d95d92f..f2e1656 100644
--- a/frontend/src/components/StationControlPanel.tsx
+++ b/frontend/src/components/StationControlPanel.tsx
@@ -13,7 +13,7 @@ import {
   GetRotatorHeading, RotatorGoTo, RotatorStop,
   GetUltrabeamStatus, SetUltrabeamDirection, UltrabeamRetract, MotorSetElement, MotorReadElements,
   ListDenkoviDevices, ListSerialPorts, TestStationDevice,
-  GetPGXLSettings, GetPGXLStatus, PGXLSetFanMode, PGXLSetOperate,
+  GetPGXLSettings, GetPGXLStatus, PGXLSetFanMode, PGXLSetOperate, GetFlexState, FlexAmpOperate,
   GetSPEStatus, SPESetOperate, SPESetPower, SPESetPowerLevel,
   GetACOMStatus, ACOMSetOperate, ACOMSetPower,
 } from '../../wailsjs/go/main/App';
@@ -259,8 +259,24 @@ function AmplifierWidget({ ampType, t }: { ampType: string; t: (k: string, v?: a
   const [st, setSt] = useState<any>({ connected: false });
   useEffect(() => {
     let alive = true;
-    const get = isPGXL ? GetPGXLStatus : isACOM ? GetACOMStatus : GetSPEStatus;
-    const tick = () => get().then((s: any) => alive && setSt(s || { connected: false })).catch(() => {});
+    // PGXL: the Flex reports the amp's OPERATE state authoritatively (the direct
+    // GSCP status doesn't carry it) — merge it in when a Flex sees the amp.
+    const tick = isPGXL
+      ? () => Promise.all([
+          GetPGXLStatus().catch(() => ({ connected: false })),
+          GetFlexState().catch(() => null),
+        ]).then(([pg, fx]: any[]) => {
+          if (!alive) return;
+          const viaFlex = !!fx?.amp_available;
+          setSt({
+            ...(pg || {}),
+            connected: !!pg?.connected || viaFlex,
+            operate: viaFlex ? !!fx.amp_operate : !!pg?.operate,
+            via_flex: viaFlex,
+          });
+        })
+      : () => (isACOM ? GetACOMStatus : GetSPEStatus)()
+          .then((s: any) => alive && setSt(s || { connected: false })).catch(() => {});
     tick();
     const id = window.setInterval(tick, 1500);
     return () => { alive = false; window.clearInterval(id); };
@@ -285,7 +301,7 @@ function AmplifierWidget({ ampType, t }: { ampType: string; t: (k: string, v?: a
         {isPGXL ? (
           <div className="flex items-center gap-2 flex-wrap">
             <button type="button" disabled={!st.connected}
-              onClick={() => { const want = !st.operate; setSt((s: any) => ({ ...s, operate: want })); PGXLSetOperate(want).catch(() => {}); }}
+              onClick={() => { const want = !st.operate; setSt((s: any) => ({ ...s, operate: want })); (st.via_flex ? FlexAmpOperate(want) : PGXLSetOperate(want)).catch(() => {}); }}
               className={cn('px-3 py-1.5 rounded-lg text-xs font-extrabold tracking-wide border-2 transition-all disabled:opacity-40',
                 st.operate ? 'bg-warning text-warning-foreground border-warning' : 'bg-card text-warning border-warning hover:bg-warning-muted')}>
               {st.operate ? 'OPERATE' : 'STANDBY'}
diff --git a/internal/powergenius/powergenius.go b/internal/powergenius/powergenius.go
index 0bd8a44..e33bdf7 100644
--- a/internal/powergenius/powergenius.go
+++ b/internal/powergenius/powergenius.go
@@ -15,6 +15,8 @@ import (
 	"sync"
 	"sync/atomic"
 	"time"
+
+	"hamlog/internal/applog"
 )
 
 const (
@@ -46,6 +48,7 @@ type Client struct {
 
 	statusMu sync.RWMutex
 	status   Status
+	lastRaw  string // last raw status payload — logged on change so unknown fields (operate?) can be mapped from a real amp
 	// Optimistic fan mode kept until the amp's status poll confirms it (or it
 	// ages out) — otherwise a stale poll right after a change reverts the UI.
 	fanPending   string
@@ -223,6 +226,12 @@ func (c *Client) parse(resp string) {
 	c.statusMu.Lock()
 	c.status.Connected = true
 	c.status.LastError = ""
+	// Log each DISTINCT status payload once: the PGXL's field set isn't fully
+	// documented, so this is how we learn the real key for e.g. operate/standby.
+	if data != c.lastRaw {
+		c.lastRaw = data
+		applog.Printf("pgxl: status raw=%q", data)
+	}
 	for _, pair := range strings.Fields(data) {
 		kv := strings.SplitN(pair, "=", 2)
 		if len(kv) != 2 {