COAST GUARD ICE BREAKERS, CANADA CALL SIGN FREQUENCIES TIMES EMISSION POWER 14770 kHz see below F3C TIME CONTENTS OF TRANSMISSION RPM/IOC VALID MAP TIME AREA 1630-1649 CG UNIT 1 120/576 1650-1709 CG UNIT 2 120/576 1710-1729 CG UNIT 3 120/576 1730-1749 CG UNIT 4 120/576 1750-1809 CG UNIT 5 120/576 1810-1829 CG UNIT 6 120/576 1830-1849 CG UNIT 7 120/576 1910-1929 CG UNIT 9 120/576 1850-1909 CG UNIT 8 120/576 1930-1949 CG UNIT 10 120/576 (a) Specific Coast Guard and aerial reconnaissance units will be designated by operational orders as appropriate. (b) Frequencies are primary frequencies. The following alternate frequencies (kHZ USB) assigned to MSC/CCG for Radio Facsimile Communications may be used as appropriate for 1) Unscheduled broadcasts to Canadian Ice Service. 2) Unscheduled aircraft tactical support. 3) Intership tactical support or when necessary due to prevailing HF propagation conditions: 3251.1, 4616.0, 6915.1 (Winter only) 8113.1, 10155.1, 10169.1, 12055.1, 13440.0, 14440.0, 15642.1, 17443.1, 18168.1, 20168.1, 20530.1. For correct reception of these broadcasts on WMO standard facsimile recorders requiring 2300 Hz for black and 1500 Hz for white, radio receivers should be tuned in the upper sideband mode to the frequencies listed. http://www.ccg-gcc.gc.ca/mcts-sctm/ramn_arnm/Atlantic/part_5_e.htm