Hello Steve,

This tech was pretty sharp, he was not reading from the manual - it is a
2003, so I believe him when he says it is 1.5

There also is no mention at all of versions, let alone Baud rates, , he said
it was 4800, period. The only thing I can adjust in the setup is turning
sentences on and off, and the seatalk bridge.

I have tried connecting them, no response.  The sentences are coming in, the
voltage rolls up and down.  I think there must be something different in the
protocol between 1.5 and 2.  The Standard Horizon manual definitely says it
will only work  with ver. 2.0 and up. I have bridged NMEA to Seatalk as that
is how the Autopilot communicates, but I don't think this would be a
problem, that just introduces other info such as the compass and converts to
NMEA, I think.

A talk with a Standard Horizon Tech produced nothing, oddly enough he didn't
seem to know much about NEMA conversions.

Waiting to hear back from Brookhouse.

 

Thanks all,

 

Bill Coleman

C&C 39 animated_favicon1

 

From: cnc-list-boun...@cnc-list.com [mailto:cnc-list-boun...@cnc-list.com]
On Behalf Of Steve Thomas
Sent: Friday, September 21, 2012 10:46 AM
To: cnc-list@cnc-list.com
Subject: Re: Stus-List NMEA 0183 Ver.1.5 to 3.0

 

Bill,

       I think that the Raymarine techie may have mis-read page 8-30 of the
RL80CRC manual. It refers to a 1.5 metre NMEA cable, not NMEA version 1.5. 

"The 1.5 m NMEA OUT cable has a ferrite clamp attached to ensure EMC
conformance."

Anyway, take a look at the sentences available in appendix D and compare to
the sentences available in the various NMEA standards. All the usual GPS
suspects are there as far as I can see, and certainly more than are defined
in the NMEA 1.5 standard. GGA in particular is present, and ought to be the
key.

 

You probably have what you need already. You should be able to just hook it
up to the radio, and make sure the radio is set for 4800 baud input. Leave
the grey and the brown wires from the radio disconnected.

 

If you have tried it already, and it didn't work, I would take a look at the
configuration options for the RL80CRC display. There are choices for whether
of not to bridge the NMEA input to SEATALK output that may affect NMEA
output. There are specific sentence options as well.

 

Steve Thomas

C&C27 MKIII

Port Stanley, ON

 

 

-----Original Message-----
From: cnc-list-boun...@cnc-list.com [mailto:cnc-list-boun...@cnc-list.com]On
Behalf Of Bill Coleman
Sent: Friday, September 21, 2012 8:47 AM
To: cnc-list@cnc-list.com
Subject: Re: Stus-List NMEA 0183 Ver.1.5 to 3.0

Agreed, my understanding is that I need at least 2.0 to provide that
sentence.  The techie from Raymarine told me that My Chartplotter was NMEA
1.5 and the radio would not read anything below 2.0, thus the problem. I can
buy a separate antenna from  Standard to solve that problem, but I already
have the NMEA at the radio, so a converter even for 120 bucks would be a
tossup but much less work. Showing AIS on my chartplotter is not in the
cards, as It will not accept the 38400Baud from the radio. But I can at
least see it on the radio and handset and set alarms.  

Assuming the ship has their AIS on.  Another lister, Jeff whom I know is
lurking here found out after our annual fall cross-lake race Saturday nite.
Coming in after a 62 mile (if it was a straight line!) race, coming up to
the R2 buoy, a 750' freighter nearly ran him over in the dark with NO AIS,
sounds like an interesting story, maybe he will elaborate. Hopefully he has
changed his underwear by now . . .

 

 

Bill Coleman

C&C 39 animated_favicon1

Erie

 

From: cnc-list-boun...@cnc-list.com [mailto:cnc-list-boun...@cnc-list.com]
On Behalf Of Della Barba, Joe
Sent: Friday, September 21, 2012 7:56 AM
To: cnc-list@cnc-list.com
Subject: Re: Stus-List NMEA 0183 Ver.1.5 to 3.0

 

It isn't the version - it is the sentences.

http://www.gpsinformation.org/dale/nmea.htm#nmea

 

You need the GPS to output a sentence the radio can read. 

 

 

Joe Della Barba

Coquina

C&C 35 MK 1

www.dellabarba.com

CRYC

 

From: cnc-list-boun...@cnc-list.com [mailto:cnc-list-boun...@cnc-list.com]
On Behalf Of Steve Thomas
Sent: Friday, September 21, 2012 7:34 AM
To: cnc-list@cnc-list.com
Subject: Re: Stus-List NMEA 0183 Ver.1.5 to 3.0

 

I have been seriously considering getting one of those radios myself.

 

The GX2150 documentation suggests that you should be able to configure it
get GPS data from an NMEA 0183 source into the radio without a converter, if
that is all you are trying to do. 

 

If you are planning to use an external display for the AIS data as well,
then it appears to get complicated. 

 

I will be interested to hear how your installation works out.

 

Steve Thomas

C&C27 MKIII

 

 

 

-----Original Message-----
From: cnc-list-boun...@cnc-list.com [mailto:cnc-list-boun...@cnc-list.com]On
Behalf Of Bill Coleman
Sent: Thursday, September 20, 2012 7:17 PM
To: cnc-list@cnc-list.com
Subject: Stus-List NMEA 0183 Ver.1.5 to 3.0

am looking for a filter to convert NMEA 0183 Ver 1.5 to a higher version to
bring GPS from an older Raymarine RL80CRC Chartplotter into a new Standard
Horizon GX2150 VHF.

Has anyone ever done this, or know of  a place that sells these?

 

Thanks

 

 

Bill Coleman

C&C 39 animated_favicon1

 

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