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#1
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Well, AIS = Autmomatic Identification System
In stead of repeating others there is somegood info at: http://www.uais.org/87BStory.doc And as always I jumped in a bit too soon a small year ago. I "only" installed an AIS receiver where the AIS transponder is getting cheaper and almost reasonable. I bought the nasamarine engine thats connevted to a serial port of my pc. Together with SeaClear nav software the system is complete and functions well. I see my map, my own position, others together with the info I want presented. I still have to scrape the maps from my cracked Tsunamis '99 into Seaclear first but that's another matter. They also carry the nasamarine ais-radar, horribly wrong name of course but it is nifty. It has its own screen you can put up in the cockpit. take a look at http://www.nasamarine.com/AIS/AIS.html When you're interested in a transponder (so you'll be seen by others with a receiver or a transponer and that are awake) take a look on ebigchina site http://smartradio.ebigchina.com/sdp/...369-74856.html There are quite a few nav programs that support AIS. I use SeaClear now but I'm looking for a prog that can use my Transas World Folio 2000 so I won't have to copy and paste that much... But I'm not complaining.. ![]() Regards, Len S/v Present On 18 Oct 2005 10:07:14 -0700, "~^ beancounter ~^" wrote: "what is "AIS" ? " or, is it a proprity (sp?) freq or system the "web page" owns?? thanx !! |
#2
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In article .com,
"~^ beancounter ~^" wrote: What are some opinions and methods sailors are utilizing these days, in open ocean/offshore anti collision measures? Are folks/sailors using good radar systems with alarms (if so what brands) or just post and conduct regular watches, utilize radar reflectors, etc? ... Ween i say "open ocean/off shore" i mean crossing oceans, 20-30 days of straight sailing, etc... thanx... That's what AIS is good for...... Me |
#3
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![]() I would take a look at installing an "active radar reflector" such as the Sea-Me unit ( http://www.sea-me.co.uk/index.html ). It amplifies and retransmit received radar signals to make you a much bigger target on the other ship's radar. That way the other ship's computerized anti-collision systems will wake up and take notice. These are quite popular in the UK and really seem to work. I've got one on my boat (British built). I have a feeling these are not strictly legal in the US and I don't turn mine on except when offshore. The unit also has a red light at the nav station that lights (and can be hooked to an alarm) whenever radar is sweeping the boat. Cost is about $700, it uses little power, and requires just a 12"x1" antenna at the top of the mast. I have no connection with this company other than being a happy customer (it's really fun to look like a 300' ship). I also keep a good watch! Carl |
#4
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"Carl" wrote in message
oups.com... I would take a look at installing an "active radar reflector" such as the Sea-Me unit ( http://www.sea-me.co.uk/index.html ). It amplifies and retransmit received radar signals to make you a much bigger target on the other ship's radar. That way the other ship's computerized anti-collision systems will wake up and take notice. These are quite popular in the UK and really seem to work. I've got one on my boat (British built). I have a feeling these are not strictly legal in the US and I don't turn mine on except when offshore. The unit also has a red light at the nav station that lights (and can be hooked to an alarm) whenever radar is sweeping the boat. Cost is about $700, it uses little power, and requires just a 12"x1" antenna at the top of the mast. I have no connection with this company other than being a happy customer (it's really fun to look like a 300' ship). I also keep a good watch! Carl Why do you have the feeling it's not strictly legal in the US? -- "j" ganz @@ www.sailnow.com |
#5
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In article ,
"Capt. JG" wrote: "Carl" wrote in message oups.com... I would take a look at installing an "active radar reflector" such as the Sea-Me unit ( http://www.sea-me.co.uk/index.html ). It amplifies and retransmit received radar signals to make you a much bigger target on the other ship's radar. That way the other ship's computerized anti-collision systems will wake up and take notice. These are quite popular in the UK and really seem to work. I've got one on my boat (British built). I have a feeling these are not strictly legal in the US and I don't turn mine on except when offshore. The unit also has a red light at the nav station that lights (and can be hooked to an alarm) whenever radar is sweeping the boat. Cost is about $700, it uses little power, and requires just a 12"x1" antenna at the top of the mast. I have no connection with this company other than being a happy customer (it's really fun to look like a 300' ship). I also keep a good watch! Carl Why do you have the feeling it's not strictly legal in the US? For the simple reason that there haven't been many of these type units Type Accepted in the USA. Type Acceptance is REQUIRED for any electronic emiting device sold in the US. The process of Type Acceptance will decide if the device is Licenseable or would come under the Part 15 Rules. Bruce in alaska -- add a 2 before @ |
#6
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![]() "Bruce in Alaska" wrote in message ... In article , "Capt. JG" wrote: "Carl" wrote in message oups.com... I would take a look at installing an "active radar reflector" such as the Sea-Me unit ( http://www.sea-me.co.uk/index.html ). It amplifies and retransmit received radar signals to make you a much bigger target on the other ship's radar. That way the other ship's computerized anti-collision systems will wake up and take notice. These are quite popular in the UK and really seem to work. I've got one on my boat (British built). I have a feeling these are not strictly legal in the US and I don't turn mine on except when offshore. The unit also has a red light at the nav station that lights (and can be hooked to an alarm) whenever radar is sweeping the boat. Cost is about $700, it uses little power, and requires just a 12"x1" antenna at the top of the mast. I have no connection with this company other than being a happy customer (it's really fun to look like a 300' ship). I also keep a good watch! Carl Why do you have the feeling it's not strictly legal in the US? For the simple reason that there haven't been many of these type units Type Accepted in the USA. Type Acceptance is REQUIRED for any electronic emiting device sold in the US. The process of Type Acceptance will decide if the device is Licenseable or would come under the Part 15 Rules. Bruce in alaska -- Checked their home page and it seems they have vendors all over the planet including San Diego: Honor Marine Communications 2120 Main Street San Diego CA 92113 Tel: 619-233-7666 |
#7
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On 23 Oct 2005 09:33:24 -0700, "Carl" wrote:
I would take a look at installing an "active radar reflector" such as the Sea-Me unit ( http://www.sea-me.co.uk/index.html ). It amplifies and retransmit received radar signals to make you a much bigger target on the other ship's radar. That way the other ship's computerized anti-collision systems will wake up and take notice. /// I have a feeling these are not strictly legal in the US and I don't turn mine on except when offshore. /// Carl I can't imagine why this device would be legislated against. It is quite analogous to wearing reflective garments at night when riding a bike. Brian Whatcott Altus OK |
#8
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excellent ... than you carl
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#9
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The enhanced reflector is nice but not on my wishlist.
I think it's much more important to see others early than being seen by others. The interesting part is the radar-detection-feature. That made me think... why not use a police-radar-detector that costs like usd 50,= ? Ok, add a few bucks to make it waterproof... Thanks for getting me started. Len S/v Present On 23 Oct 2005 09:33:24 -0700, "Carl" wrote: I would take a look at installing an "active radar reflector" such as the Sea-Me unit ( http://www.sea-me.co.uk/index.html ). It amplifies and retransmit received radar signals to make you a much bigger target on the other ship's radar. That way the other ship's computerized anti-collision systems will wake up and take notice. These are quite popular in the UK and really seem to work. I've got one on my boat (British built). I have a feeling these are not strictly legal in the US and I don't turn mine on except when offshore. The unit also has a red light at the nav station that lights (and can be hooked to an alarm) whenever radar is sweeping the boat. Cost is about $700, it uses little power, and requires just a 12"x1" antenna at the top of the mast. I have no connection with this company other than being a happy customer (it's really fun to look like a 300' ship). I also keep a good watch! Carl |
#10
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i would state "see and be seen" is a logical
goal...some of my bias will be from my flying expierences....the tool looks good to me...(see-me-unit)... |
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