[Rhodes22-list] Computerized Boat

Michael Meltzer mjm at michaelmeltzer.com
Tue Jun 8 22:32:00 EDT 2004


the bursting 144bk averaging 40-60 kbps is what they have now thought out the system(as in the statement), 500k test was last year
and they are putting it out fast, they want the market share, frankly it is a much better idea that searching for hotspots. keep in
mind the standard setup is using .06 watt searrawireless card with a small dubberduck antenna, by using a real 9db masttop antena
and a 3 watt amp you will be golden for speed and range, you get the 60k from day one and will be getting higher speed(maybe even
from day one) as thier sites are upgraded. cost does not look to bad and I am assuming you will write it off, I would try it out
(with the real amp and antenna, you want that for cell use regradless) see if they have 15-30 return on the plan.

MJM



----- Original Message ----- 
From: "Mark Kaynor" <mark at kaynor.org>
To: "The Rhodes 22 mail list" <rhodes22-list at rhodes22.org>
Sent: Tuesday, June 08, 2004 8:26 AM
Subject: RE: [Rhodes22-list] Computerized Boat


> Michael,
>
> We checked into the Verizon wireless option - from the fine print - "^
> Maximum possible speed varies. It declines with distance from cell site and
> is limited to 1.54 Mbps at certain cell sites with backhaul limitations.
> Number of users on the Verizon Wireless BroadbandAccess network may also
> affect maximum possible speed. Average upload speeds expected to be between
> 40-60 kbps".
>
> We've got a friend at the marina w/ this system - Julie keeps threatening to
> try it out w/ some of our server-based development work to see if it's fast
> enough, as our biggest limitation at this point is the upload speed. Maybe
> we can get around to testing it out this weekend. With the proper setup I
> expect we'd be able to work just about anywhere in the Chesapeake if we can
> make do with the bandwidth.
>
> Mark
>
>
>
> -----Original Message-----
> From: rhodes22-list-bounces at rhodes22.org
> [mailto:rhodes22-list-bounces at rhodes22.org]On Behalf Of Michael Meltzer
> Sent: Tuesday, June 08, 2004 1:03 AM
> To: The Rhodes 22 mail list
> Subject: Re: [Rhodes22-list] Computerized Boat
>
>
> mark and bill checkout this,
>
> http://www.verizonwireless.com/b2c/mobileoptions/broadband/index.jsp
>
> if you can stand the 79 a month it great, the high speed map is out of date,
> they are rolling the 500kb out everywhere, it going to
> put the Wifi hot spots under.
>
> Now for the next shoe to drop,
> http://www.digitalantenna.com/cellamprep_DA4000SBR.html.that with a good
> antnnata should solve all
> problems and is wireless(they also have a wire version for 250+-), I am
> debating it for myself.
>
> in theory assuming 150 for cell hight and 36 feet for mast and antana you
> should have a range 30+ miles, but the handhelds only have
> 3 watts which do not make it
>
> http://www.paccrst.com/downloads/application_notes/AppNote_UHF_VHF_Calc.pdf
>
>
> MJM
>
> ----- Original Message -----
> From: "Bill Effros" <bill at effros.com>
> To: "The Rhodes 22 mail list" <rhodes22-list at rhodes22.org>
> Sent: Sunday, June 06, 2004 2:52 PM
> Subject: Re: [Rhodes22-list] Computerized Boat
>
>
> Please keep me posted.
>
> Right now I navigate by pulling close to I-95 on the Sound and noting the
> exit number.
>
> What has always bothered me about computer navigation are charted routes
> that run right over rocks and islands.  I would think that
> with Vector Charts it would be easier to program an "I don't think so"
> alert.
>
> Bill
>
>
> ----- Original Message -----
> From: Mark Kaynor
> To: The Rhodes 22 mail list
> Sent: Sunday, June 06, 2004 2:23 PM
> Subject: RE: [Rhodes22-list] Computerized Boat
>
>
> Bill,
>
> >From the NOAA ENC download page: The NOAA ENC® files available from this
> site are updated for Notices to Mariners on at least a monthly basis. Users
> are encouraged to check the site frequently and download the latest versions
> of the files. Updates are currently available only as a complete, revised
> NOAA ENC® file. Incremental updates (also called ENC Revision or "ER" files)
> will be available in the near future.
>
> So it seems they're already being updated monthly. Great news. Once the
> update files are available you'll be able to grab the much smaller update
> fairly easily using T-Mobile.
>
> We run v6.1 of the Cap'n. It meets our current needs well. I expect that
> we'll go ahead and buy the full Fugawi Marine ENC before we upgrade the
> Cap'n since our cruising for the next year or two will be in in the
> Chesapeake and there's full ENC coverage for the Bay. The $195 seems well
> worth it w/ the free, current charts available for download. We'll
> re-evaluate our needs vs. available ENC charts before we decide to stretch
> our legs a bit and head North or South outside current ENC coverage.
>
> Mark
>
>
>
>
> -----Original Message-----
> From: rhodes22-list-bounces at rhodes22.org
> [mailto:rhodes22-list-bounces at rhodes22.org]On Behalf Of Bill Effros
> Sent: Sunday, June 06, 2004 1:17 PM
> To: The Rhodes 22 mail list
> Subject: Re: [Rhodes22-list] Computerized Boat
>
>
> Mark,
>
> T-Mobile runs around $30/month, but you can go in and out of it at will--a
> month at a time.  It's painfully slow--30bps--but solid.  You think before
> hitting the return key.  On the other hand, I use it to download the entire
> New York Times daily while I'm travelling.  It takes more than an hour, but
> it doesn't lose a bit.
>
> Which version of Cap'n are you using?  I think the vector graphics will
> eventually overrun the raster graphics.  It takes longer for them to set it
> up, but I understand they will start providing running upgrades as they move
> buoys around once the system is more mature.
>
> Bill Effros
>
>
> ----- Original Message -----
> From: Mark Kaynor
> To: The Rhodes 22 mail list
> Sent: Sunday, June 06, 2004 10:13 AM
> Subject: RE: [Rhodes22-list] Computerized Boat
>
>
> Bill,
>
> I've used the free Fugawi ENC viewer, but haven't tried the full version w/
> GPS, etc. We also use The Cap'n, as did the previous owners with excellent
> results. I like the resolution one can get w/ the vector charts, but find
> the raster charts easier to read - no need to query objects, etc. The free
> ENC coverage is nowhere near as complete as the available raster chart, as
> well. The entire Chesapeake Bay is covered, however, so that's a big plus
> for any Chesapeake sailor.
>
> We currently have WiFi at the marina so we can work from the Tayana. With
> only 3 weeks of vacation a year, this allows us to spend considerably more
> time on the boat. Unfortunately, we haven't found a reasonably priced
> wireless system with enough upload bandwidth to allow us to work from
> anywhere, but I'm sure that'll come before too long. T
>
> Mark Kaynor
>
> -----Original Message-----
> From: rhodes22-list-bounces at rhodes22.org
> [mailto:rhodes22-list-bounces at rhodes22.org]On Behalf Of Bill Effros
> Sent: Sunday, June 06, 2004 8:19 AM
> To: The Rhodes 22 mail list
> Subject: [Rhodes22-list] Computerized Boat
>
>
> Michael,
>
> I don't have the time to think this through right now, but my next boat
> project will probably be to computerize my boat.  You will have finished
> before I start, so a few thoughts.  It seems to me that the portable
> computers we all have are more than adequate to the task, and far more
> capable than the dedicated instruments being marketed as an afterthought by
> companies full of engineers not thinking about our problems, or how
> inexpensively we can get better equipment and software elsewhere.
>
> I am using a Juice 70 to power my laptop on board from the house batteries.
> My laptop runs on 90 watts, and the Juice is just 70, but this is not a
> problem.  It still fully charges the laptop battery, just takes a little
> longer.  I take the power unit everywhere I take the laptop.  Been very
> satisfied with it.  It also runs off 110, and it will charge other portable
> things while at the same time charging the laptop.
>
> I am using a T-Mobile wireless modem.  Slow but solid.  Sprint is twice the
> speed, but less reliable on my mooring.  What are you using?
>
> I plan to set up a wifi system on board.  Instruments, music, navigation
> software, auto tiller, remote screens with very large letters and numbers,
> should all run on inexpensive wireless systems.  How many old laptops do I
> have lying around that will provide much better displays than the most
> expensive instruments I would ever consider for this boat?  And if they get
> wet...my wife will be so happy to see them go, she'll probably keep pouring
> drinks on them so I'll replace them with another, and have one fewer in the
> house.
>
> Laptop navigation software is far more capable than the software that comes
> with the instruments.  The charts are now free.  The software will run the
> auto pilot--an infinite number of waypoints--any length name--an infinite
> number of routes--automatic updating--weather, GPS, radar, tides, and
> currents can all be plugged in.   Have you tried the Fugawi?  I've used
> Cap'n.  What are you using now?  What do you like?
>
> Bill Effros
>
>
> ----- Original Message -----
> From: Michael Meltzer
> To: The Rhodes 22 mail list
> Sent: Sunday, June 06, 2004 2:00 AM
> Subject: Re: [Rhodes22-list] autopilots
>
>
> I know more after geeting the boat, but at the wheel my thinking is :-)
>
> CS4500 airmar
> raymarine tridata/60
> raymarine st4000 mkii
> standard horizion ram mic
>
> a maybe on 60/wind and sometype of fishfinder and chartpototer, or a ray 120
> gps and a "head" for it.
>
> all the "stuff" to be mounted on navman pod on the wheel guard.
>
> I leaning to the 4000 becuase on intergration issues(match and ties into the
> 60's), I want the new 6000+ system with the rate gryo
> but it is overpriced(IMHO), the simrad wp30cx might work for you also, it
> seem the wheel polits are half the price and a lot simpler
> to install that the below deck ones. Also I want to keep the option to take
> the wheel off and rail mount is out of the way, the 4000
> seem like it will do that.
>
> MJM
>
>
>
>
>
> ----- Original Message -----
> From: "RUSSELL MILLER" <re.miller at worldnet.att.net>
> To: "The Rhodes 22 mail list" <rhodes22-list at rhodes22.org>
> Sent: Saturday, June 05, 2004 3:33 PM
> Subject: [Rhodes22-list] autopilots
>
>
> Thinking of purchasing an autopilot for the new Bulldog (Seaward26RK)
> suited for wheel steering.  Looking for suggestions, advise,
> etc.
>
> Russ
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