Stus-List GPS + AIS + VHF

Joel Aronson joel.aronson at gmail.com
Wed May 2 09:13:11 EDT 2012


I put Ship Finder Free on my Iphone.  At the moment it is showing docked
pleasure craft that marinetraffic.com does not show, but I don't know which
is correct.

Joel
The Office
35/3
Annapolis

On Wed, May 2, 2012 at 9:07 AM, Dennis C. <captbuy at yahoo.com> wrote:

> A friend of mine just took his boat from Lake Pontchartrain to Lake
> Charles, LA via the ICW.  One of his crew had an AIS app on his phone.
> I'll try to get some feedback from him and post it.
>
> Dennis C.
>
>   ------------------------------
> *From:* Prime Interest <primeinterest at gmail.com>
> *To:* cnc-list at cnc-list.com
> *Sent:* Wednesday, May 2, 2012 6:56 AM
> *Subject:* Re: Stus-List GPS + AIS + VHF
>
>   I was looking at AIS receivers. Based on your note I took a look at
> your Watcheye EyeSea AIS Receiver ( www.watcheye.nl ) which seems
> curiously similar to the AIS receiver I was considering – the ACR 2675
> Receive Only AIS (
> http://www.acrelectronics.com/products/b/marine/catalog/ais/nauticast-receive-only-ais). Watcheye has an interesting iPad app which I might try out with the ACR
> if I were to get that device. I also run iNavx on my iPad. The street price
> for the ACR seems to be around $145.
>
> The cheap entry price seems worthwhile as paying more doesn’t make much
> sense for me personally given the number of times I would have some
> reliance on it and given the relatively light commercial traffic in my
> normal sailing area of the great lakes. I’d probably only enable it for
> lake crossings or night sailing.  I’m not in the market for a new VHF or I
> might consider the GX1250.
>
>
>
>
> ed
>
>  ------------------------------
>  *From:* cnc-list-bounces at cnc-list.com [mailto:
> cnc-list-bounces at cnc-list.com] *On Behalf Of *Colomba
> *Sent:* Wednesday, May 02, 2012 2:04 AM
> *To:* cnc-list at cnc-list.com
> *Subject:* Re: Stus-List GPS + AIS + VHF
>
> I`ve made my first experience with AIS last weekend. Navigation via laptop
> and opencpn chart plotter software plus AIS receiver so called watcheye,
> I`ve bought it for 179.-€ this year. Installation absolutely no problem,
> everything works fine ... BUT ....
>
>   On sea, great to have a AIS receiver, specially when we`ve crossed the
> Great Belt Sound and had a good chance to verify going across without
> coming into troubles with big vessels. When we`ve came back into the Schlei
> (fjord of baltic sea) system broke down two times due to too much collision
> alarms. At least 10 boats were shown to have a collission with us and the
> alarm poped up every second and system crashed ... So I had to disable the
> alarm, everything works fine.
>
>  In the end I think it`s a good idea to have an AIS receiver on board. I
> have my doubts to install an AIS transponder on board of a yacht. Thinking
> of narrow waterways in excample the bight of Kiel with the whole traffic of
> vessels going through Kiel channel (connecting North Sea with Baltic Sea)
> and app. 3000 yachts based in this bight, people on board of vessels will
> get crazy if only 10% of the yachts would have a transponder and sailing in
> this bight during weekend. In the end the only solution would to shut down
> the alarm and to ignore AIS.
>
>  Technical solution ... I think the critical point is the antenna. I`ve
> installed first a switsch to use VHF and AIS at one antenna. Result was not
> really good, I`ve lost significant power at VHF and to receive with AIS,
> the situation was also not the best. I`ve distributed now to two antennas,
> now reciving with AIS is perfect, same to transmit with VHF. Watcheye has a
> NMEA connection and one USB, so no problem to integrate either in a seatalk
> network or to connect to a computer.
>
> Peter
> SY Colomba, C&C34
>
>    Am 01.05.2012 00:48, schrieb Rick Brass:
> I had a similar experience in 2010 while enroute to Bermuda . We had an
> AIS receiver and were able to use the proximity alarms and point of closest
> approach alarms to identify and contact freighters we wncountered. We also
> hailed a sailboat that was on a reciprocal course headed for the Chesapeake
> .
>
> I’m not necessarily sure I need a transponder, but it will be nice to have
> the AIS information on the Standard Horizon radio I bought.
>
> The Matrix GX radios use NEMA183 to talk to attached devices and displays,
> so connection should not be a problem. I’ll let you know when I get mine
> installed in May.
>
> BTW, West Marine sells the current GX2150 for $399 (they are a bit less on
> E-Bay). But as of about 2 months ago, West still had a number of GX2100s
> (last year’s model) in warehouses and stores around the country. My store
> manager was able to sell me a GX2100 at the close out price of $225. The
> only difference between the two models that I could identify is an increase
> in receiver signal rejection from68 to 70Db.
>
>
> Rick Brass
> Washington, NC
>
>
>
>  *From:* cnc-list-bounces at cnc-list.com [
> mailto:cnc-list-bounces at cnc-list.com <cnc-list-bounces at cnc-list.com>] *On
> Behalf Of *Steve Thomas
> *Sent:* Monday, April 30, 2012 10:59 AM
> *To:* cnc-list at cnc-list.com
> *Subject:* Re: Stus-List GPS + AIS + VHF
>
>  A couple of years ago I was aboard a Valiant 40 in conditions of limited
> visibility about 50 miles off the west coast of Vancouver Island . Vessel
> was equipped with mast mounted radar and a Black Box AIS receiver hooked up
> to a laptop chart plotter.
>
>  AIS picked up a container ship on a collision course, we contacted her,
> and both of us changed course. All of this took place long before anything
> showed up on radar, and radar doesn't tell you name or nature of the vessel
> you want to contact. Eventually the ship loomed large out of the mist at a
> distance of a half a mile. It would have been real exciting had we been
> dependent solely on a visual watch.
>
>  All I can say is that when AIS works, it works well, and is worth the
> investment.
>
>  I like the idea of a VHF receiver with integrated AIS since this solves
> the antenna question. This only leaves the question of what will interface
> with the serial output if you want to use a display in addition to what is
> built into the receiver. There are several different serial interfaces now
> in use, and they are not directly compatible.
>
>
>  Steve Thomas
>  C&C27 MKIII
>   Port Stanley, ON
>
>  -----Original Message-----
> *From:* cnc-list-bounces at cnc-list.com [
> mailto:cnc-list-bounces at cnc-list.com <cnc-list-bounces at cnc-list.com>]*On
> Behalf Of *Dennis C.
> *Sent:* Monday, April 30, 2012 10:26 AM
> *To:* Cn Clist
> *Subject:* Stus-List GPS + AIS + VHF
>  Gee, glad I'm not sailing off the California coast these days.  The 2
> fatal accidents have got to get the sailing community buzzing.
>
>  Anyway, the latest accident where a Hunter Legend 37 apparently got
> reduced to bit by a ship has "readjusted" my priorities a bit.  I'll be
> racing offshore in June from Gulfport , MS to Pensacola , FL.   Although
> there isn't much large ship traffic near the coast, there is quite a bit of
> traffic in the Mobile Ship Channel.  We usually cross the ship channel
> between 10 pm and 1 am depending on winds.
>
>  I'm thinking about upgrading my communications/navigation equipment.  My
> existing setup is a Garmin 128 text only GPS and a Standard Horizon Matrix
> VHF.
>
>  So, I was looking at installing a Standard Horizon 190i and upgrading my
> VHF from a Standard Horizon Matrix to a Matrix AIS+.  By interfacing the
> two, AIS info will show up on the 190i.    I'm not a high resolution needy
> person so the 190i would work for me.
>
>  I still won't be seen but popping the extra $$$ for an AIS transceiver
> would cut into next year's refrigeration project.  Gotta have cold beer!
>
>  This seems like a reasonably priced option.  Any other options/opinions?
>
>  Dennis C.
>  Touche' 35-1 #83
>   Mandeville , LA
>
>
>
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-- 
Joel
301 541 8551
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