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ISO plug/play, self-contained, GPS speedo

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Old 07-31-2019 | 07:38 AM
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Thanks, I like the livorsi I did not realize how high in quality they must be :-) we are on Perdido Key trying to finalize the new Boathouse and lift so I can bring my baby down
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Old 07-31-2019 | 07:56 AM
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I like Livorsi, but I think there are some better alternatives; I've always been a big fan of Autometer. Livorsi and Gaffrig can be a bit pricey for what you can get with Autometer, and in most cases they appear to be the same pieces (or close to).
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Old 07-31-2019 | 07:59 AM
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I have been using Auto Meter for car gauges and have never been disappointed. Thanks for the information
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Old 08-05-2019 | 08:35 PM
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So, are our speedometers: 4" - Hole size: 3.375" (85mm)
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Old 08-05-2019 | 09:58 PM
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Yep, 3-3/8. Pretty standard.
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Old 08-06-2019 | 03:21 PM
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Originally Posted by TomZ
Tom, my Lowrance unit is a Elite 5 to, but believe your Elite 4 has a NMEA cable coming off of it (just as mine does). If I remember correctly, the yellow com wire was used to connect to the input of the speedo. Any speedo with an external antenna should be able to communicate with it so do not fee like you must run a Livorsi (my 311 already had Livorsi gauges).

You will need to tell the Lowrance to send NMEA 0183 sentences. I turned all of mine on and it worked.

Some helpful reading:

continuousWave: Whaler: Reference: Universal NMEA-0183 Interface
Okay, I was an engineer (mechanical) and I should know electrical (as I had to take it twice)...
I have a pdf of the operations manual but it does not show plugs/schematic.
I guess I will just buy a speedometer I want and figure out how to attach it...once I see the connections.
Thanks Tom,
Tom
Ps-immediately after I wrote the above, I found Elite 4 installation instructions and it all makes a lot more sense now.

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Old 08-11-2019 | 08:13 AM
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Originally Posted by TomZ
Tom, my Lowrance unit is a Elite 5 to, but believe your Elite 4 has a NMEA cable coming off of it (just as mine does).
Is there a page/menu on your Elite 5 that give a GPS speed readout on the screen?
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Old 08-11-2019 | 11:15 AM
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If you have a GPS, IMO, you don't need a GPS speedometer as you have speed readouts on the GPS. Leave the gauge you have or better yet take it out and replace it with a gauge you don't have such as water pressure or oil temperature.

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Old 08-11-2019 | 05:50 PM
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Originally Posted by Padraig
If you have a GPS, IMO, you don't need a GPS speedometer as you have speed readouts on the GPS. Leave the gauge you have or better yet take it out and replace it with a gauge you don't have such as water pressure or oil temperature.

Padraig
Point taken...Thanks!
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Old 08-12-2019 | 06:24 AM
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The Livorsi GPS speedo had $2 coin battery soldered into the external hockey-puck type antenna. They wanted $75 (+shipping?) to install a new battery every couple years. Instead, I took a piece of wire and went from my GPS data output, to the gauge data input. Depending on your marine VHF radio model, you can also use the same GPS data feed to send location data to your radio as well.
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