diff --git a/tnc/modem.py b/tnc/modem.py
index 5f4cbd3b..59b3e0b6 100644
--- a/tnc/modem.py
+++ b/tnc/modem.py
@@ -335,7 +335,12 @@ class RF:
         while True:
             threading.Event().wait(0.01)
 
-            if len(self.modoutqueue) > 0 and not self.mod_out_locked:
+            if len(self.modoutqustatic.PTT_STATEeue) > 0 and not self.mod_out_locked:
+                 = self.radio.set_ptt(True)
+                jsondata = {"ptt": "True"}
+                data_out = json.dumps(jsondata)
+                sock.SOCKET_QUEUE.put(data_out)
+
                 data_out = self.modoutqueue.popleft()
                 self.tci_module.push_audio(data_out)