Web39" 3 dB White AIS/VHF Antenna with 23' RG58 Cable and Ratchet Mount by TRAM®. Choose Tram for your next antenna installation project and stay connected with this AIS/VHF 3dBd Gain Marine Antenna! Covering AIS, … WebIn the simplest case, the AIS receiver uses its own dedicated antenna. This comes with its own complications though, as another antenna needs to be added and cable run through the boat. The higher the antenna, the better the system works, so this implies an antenna at the masthead. But you can’t really have two antennas on your masthead.

GV30 - AIS VHF GPS ANTENNA - Digital Yacht America

Webmodern AIS antenna splitters have essentially zero loss on receive. If your coax has less than 2.2 dB loss and your VHF whip is at least 15 inches long, your installation will … WebMar 2, 2024 · It’s not hard at all to install an antenna to the rail and lead the cord back to where you are going to install the AIS unit. BTW if/ when your mast top antennae fails wither it’s a contact or bird induced you could tale the wire from the VHF and put it temporarily to the rail unit easily. H Hein Faber Registered Joined Mar 1, 2024 3 Posts city of melissa public works

AIS650 Automatic Identification System Raymarine

WebAfter using the masthead VHF antenna, via the splitter built-in my Raymarine AS250 AIS receiver, I found out I had some interference on channels adjacent to AIS frequency, coming through the splitter. I then decided to install a dedicated AIS reception antenna on the puspit, with its base about 2 m above water level. It received well enough but I suspect … WebJan 21, 2024 · The OSRs require that the coax from the VHF radio and AIS have a maximum loss of 2.2 dB. Add up the loss per meter of the coax and make sure that the total loss of your coax is less than 2.2 dB. Include all segments of coax from the VHF to the AIS antenna splitter, and then to the masthead antenna. WebThe problem is that both the AIS and the VHF antenna should be installed at the highest point of the boat however, if you choose to install two antennas they must be a minimum of 2 meters apart otherwise all of the 25W power of the VHF will go directly into the AIS receiver and damage it. door security devices+means