diff --git a/src/components/AppPanel.tsx b/src/components/AppPanel.tsx
index 51c325c..2c43879 100644
--- a/src/components/AppPanel.tsx
+++ b/src/components/AppPanel.tsx
@@ -561,7 +561,7 @@ const AppPanelInner = (props: any) => {
         }
 
         // Handle NMEA data events
-        if (parsed.event !== 'canboatjs:rawoutput') {
+        if (parsed.event !== 'canboatjs:rawoutput' && parsed.event !== 'canboatjs:rawsend') {
           return
         }
 
@@ -582,6 +582,10 @@ const AppPanelInner = (props: any) => {
           //console.log('pgn', pgn)
           pgn.timestamp = new Date().toISOString()
 
+          if (parsed.event === 'canboatjs:rawsend') {
+            ;(pgn as any).sent = true
+            pgn.src = 256
+          }
           // Add to pending updates instead of processing immediately
           pendingDataUpdates.current.push(pgn)
 
@@ -606,7 +610,8 @@ const AppPanelInner = (props: any) => {
           // Use SignalK admin UI WebSocket in embedded mode
           webSocket = props.adminUI.openWebsocket({
             subscribe: 'none',
-            events: 'canboatjs:rawoutput,recording:started,recording:stopped,recording:progress,recording:error',
+            events:
+              'canboatjs:rawoutput,canboatjs:rawsend,recording:started,recording:stopped,recording:progress,recording:error',
           })
 
           // Set connection status for embedded mode - assume connected if websocket was created
diff --git a/src/components/DataList.tsx b/src/components/DataList.tsx
index d441536..6fe0bb2 100644
--- a/src/components/DataList.tsx
+++ b/src/components/DataList.tsx
@@ -260,7 +260,7 @@ export const DataList = (props: DataListProps) => {
                     {row.pgn}
                   </td>
                   <td style={{ color: 'red', cursor: 'pointer' }} onMouseDown={(e) => handleSrcClick(e, row.src!)}>
-                    {row.src}
+                    {(row as any).sent ? 'self' : row.src}
                   </td>
                   <td>{row.dst}</td>
                   <td onMouseDown={(e) => handleDescriptionClick(e, row)} style={{ cursor: 'pointer' }}>