[DOC] [TLE] Chapter 2: Communications - National Search and Rescue Council [PAR] However, some maritime communications stations may still use the voice alarm 
signal consisting of two sinusoidal audio frequency tones, one of 2200 Hz ... 
communications after an initial DSC distress alert on 2187.5 kHz for GMDSS 
shipping. ... 2.2.16 156.3 MHz (Marine VHF Channel 6) is used for coordination at 
the... [DOC] [TLE] Morse code - Wikipedia [PAR] Morse code is a method of transmitting text information as a series of on-off tones, 
lights, ... The most common distress signal is SOS or three dots, three dashes and 
.... When the French Navy ceased using Morse code on January 31, 1997, the .... 
1999 the use of satellite and very high frequency maritime communications... [DOC] [TLE] Emergency position-indicating radiobeacon station - Wikipedia [PAR] Emergency position-indicating radiobeacon station (short: EPIRS or EPIRB) is  
according to ... In marine use the terminology Emergency Position Indicating 
Radio Beacon (EPIRB) is used. .... The GPS system permits stationary, wide-view 
geosynchronous communications ..... Use of these units was phased out in 1999. [DOC] [TLE] Audio and sounds files - AstroSurf [PAR] Radio amateur communications and other transmissions ... of the receive system, 
location and distance of both contacts, fading aka QSB, and static aka QRN). ... At 
last, since 2014 a signal identification guide including tens of audio files with a .... 
Mir, QSO recorded on July 31, 1999 between Jean-Pierre Haignere on Mir... [DOC] [TLE] (i) The radar frequency is determined by a nontunable, pulse type ... [PAR] (e) Automatic use of a VHF transmitter to send brief digital communications ... 
after August 1, 1991, must provide for selection of only maritime channels for .... 
band or the 156-162 MHz band received on or after June 17, 1999, must ... /1 1/ 
Transmitters approved prior to December 31, 1969, for emission H3E, BE and 
R3E. [DOC] [TLE] Marine Radio - Information For Boaters - US Coast Guard ... [PAR] Sep 15, 2016 ... A VHF marine radio is the single most important radio system you should ... The 
mobile satellite will provide easier and clearer communications ... Procedure for 
VHF Channel 16 MAYDAY: ... Distress signal "MAYDAY", spoken three times. ... 
Even after the message has been received, the Coast Guard can... [DOC] [TLE] US6778509 - Google [PAR] Aug 17, 2004 ... receiving a packet channel request message that specifies user terminal ... A 
radio communication system for exchanging packets, the system comprising: ... 
19, 1999, entitled Improvement in Telecommunications, and U.S. .... and 
signaling techniques in any packet based satellite communication system. [DOC] [TLE] CANADIAN COAST GUARD Marine Communications and Traffic ... [PAR] and delays on the channels available for communication. ... to the Ship Station (
Radio) Regulations 1999, and all ships in waters under Canadian ... VHF/DSC 
system  Radio Coverage Prediction  Atlantic Ocean (chart). 4-18 .... In January 
2010, both the CCG and the United States Coast Guard (USCG) announced the... [DOC] [TLE] Safety of Navigation - IMO [PAR] Ships' routeing / Vessel traffic services / Ship reporting systems ... Regulation 2: 
Danger messages: Masters of all ships are obliged to communicate information ... 
on 1 January 1996. ... safety and efficiency of navigation and the protection of the 
marine ... Regulation 11: Signalling lamps: All ships of over 150 gross tonnage... [DOC] [TLE] The Philippines facts, information, pictures | Encyclopedia.com ... [PAR] The Philippines is separated from Taiwan on the n by the Bashi Channel (forming 
part ... The Philippine Islands, in general, have a maritime tropical climate and, 
except in .... There are two official languages: Filipino (based on Tagalog), the 
national ..... Estrada stepped down as president on 20 January 2001 after months 
of... [DOC] [TLE] A Summary of Recent Federal Government Activities to ... - IDA [PAR] Sep 18, 2015 ... In the United States, the Federal Communications Commission (FCC) ... 
measures to ensure that their radio systems will neither cause nor ... The

Question: After Jan. 31, 1999 this signaling system ceased to be an official channel of maritime communication
Answer: Morse code