034C A
 What is meant by the term "radio silence"?
a) Stations not directly involved with the on-going Distress communications may not transmit on the Distress frequency or channel.
b) Stations remaining off the air to safeguard proprietary information.
c) Two three-minute silent periods, at 15 and 45 minutes after the hour, that  provide a transmitting "window" for Distressed vessels to transmit Distress alerts using J3E. 
d) Communications on a Distress frequency or channel is banned for 24 hours following the cessation of the Distress traffic.
