Tag: VHF

Republic of the Marshall Islands issued a Marine Safety Advisory, in order to urge operators for compliance with revised Very High Frequency and Global Maritime Distress and Safety System HF Narrow-band Direct Printing channeling requirements.

The Danish Maritime Authority has said that it makes historical AIS data available to everybody as a supplement to the current solution with access to live AIS data. These data can, for example, be used to analyse navigation patterns.

MPA Singapore has issued circular to inform on the implementation of revision of frequencies and channeling arrangement for the maritime HF and VHF made by the World Radio-communication Conference 2012 to appendices 17 and 18 of the Radio Regulations.

The USCG Navigation Center informs that the International Telecommunications Union has amended the VHF maritime radio channel numbering scheme which will affect 18 channels used in the US.

Maritime New Zealand reminds that, effective 1 October 2016, changes are being made to some maritime VHF repeater channels to make space for newly allocated international services for ship tracking and data transmission.

Challenges faced and Lessons to be learned Confidential Hazardous Incident Reporting Programme (CHIRP) has received 2 reports relating to action taken and confusion as a result of exchange of information via VHF.Report Text:Vessel A: Vessel B what is it we need to do to go ahead?Vessel B: Yes I am already altering my course to PortVessel A: Yes you are still altering your course to StarboardVessel B: OK, OK you cross to Starboard you will pass Starboard to StarboardVessel A: You want us to pass you will pass Starboard to Starboard?Vessel B: Yes sir, I pass Starboard to StarboardVessel A: You had better stop altering your course to Starboard because I am altering my course to Port and you are altering your course to Starboard, so alter your course to PortVessel B: Starboard to Starboard you also alter course to Port SideVessel A: Yes I am altering my course to Portside but you are altering your to Starboard you alter your course to Port also.Vessel B: Yeh, Yeh you alter course to Portside OK?Vessel A: Yes, you also alter course to Port and we will be passing Starboard-to-StarboardCHIRP contacted the ship managers of Vessel A, they then conducted a near ...

The Hong Kong Marine Department has issued notice including navigational warnings and related information for the typhoon season

Disabling the automatic channel switching function on VHF marine radios with DSC capability