 You will fire only on command from myself and only when verified. As you are. Stop dead, sir. They are? Dead for sure. Have a look. How far do you make them? Range 20 miles, Captain. Now descending modulated shortwave at us, sir. Frequency modulated? Yes, sir. Yes, I see your needle. Apparently a signal. Not enough power to do any harm. Look up in the left valve busy plate, sir.