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leehenry
03-08-2006, 02:28 PM
have a factory gps for 2005 R1200RT. Shouldn't I be able to get the gps sound out of the factory am/fm radio?? I am obviously pushing the wrong buttons. Thanks for any help.
leehenry

cjack
03-08-2006, 03:21 PM
have a factory gps for 2005 R1200RT. Shouldn't I be able to get the gps sound out of the factory am/fm radio?? I am obviously pushing the wrong buttons. Thanks for any help.
leehenry

There are no aux audio inputs that are evident on the radio connection diagrams on the '05 RT schematics. It is possible that on the radio unit itself (the cd/radio module) there are unused and undocumented audio inputs. The only BMW that supports the voice output of the NAV units is the LT (and possibly the CLC) with the intercom option.

hlothery
03-08-2006, 03:24 PM
There is an earphone jack on the underneath side of the BMW GPS mount which you can use for a set of earbuds, or an auxillary cable into your intercom if you have one. The jack is on the left, just under the buttons.

cjack
03-08-2006, 04:45 PM
There is an earphone jack on the underneath side of the BMW GPS mount which you can use for a set of earbuds, or an auxillary cable into your intercom if you have one. The jack is on the left, just under the buttons.

Well that's the thing. No place to plug it to on the bike radio. It would be nice if there were an easy way to modify and make it work, but the only straightforward way I can think of is to disconnect the present audio to the speakers, mix it and the GPS and reamplify and send it again to the speakers.

Djstephens
03-09-2006, 02:03 AM
You might could try an FM modulator (not the FM transmitter) plugged in between the the antenna and the radio. If you feel comfortable taking on the job. Just recently did this for my wife’s Jeep, I know it’s not exactly the same, but gives decent quality sound. You can google FM modulator, and see if this is something that you would like to try, You will also need a ground loop isolator to keep the engine wine out of the stereo. Here’s a link to one on ebay if you want to see what they look like. Hope this helps. :stick

FM modulator Ebay (http://cgi.ebay.com/Metrik-Wired-FM-Modulator-MF-10_W0QQitemZ5877806507QQcategoryZ14932QQrdZ1QQcmdZ ViewItem )

cjack
03-09-2006, 07:34 AM
You might could try an FM modulator (not the FM transmitter) plugged in between the the antenna and the radio. If you feel comfortable taking on the job. Just recently did this for my wife’s Jeep, I know it’s not exactly the same, but gives decent quality sound. You can google FM modulator, and see if this is something that you would like to try, You will also need a ground loop isolator to keep the engine wine out of the stereo. Here’s a link to one on ebay if you want to see what they look like. Hope this helps. :stick

FM modulator Ebay (http://cgi.ebay.com/Metrik-Wired-FM-Modulator-MF-10_W0QQitemZ5877806507QQcategoryZ14932QQrdZ1QQcmdZ ViewItem )

He would have to change FM frequencies or CD back and forth to make this work which would be ok if one were expecting a turn coming up.
I think the best solution, given the givens known, is to add an Autocom or Behr intercom with aux inputs. These units will allow you to take audio from your present speaker leads, add additional inputs from GPS, XM, Radar, Cell Phone, etc. and mix them into what ever you are listening into helmet speakers. Of course, you can then also intercom to a passenger. I believe that they also have a hierarchy scheme like the BMW LT intercom where "this" overrides "that" so the important sounds take are heard over the casual listening.

Djstephens
03-09-2006, 06:19 PM
an Autocom or Behr intercom with aux inputs would be the best solution for most of your audio needs, especialy since it's expandable.

cjack
03-09-2006, 07:03 PM
an Autocom or Behr intercom with aux inputs would be the best solution for most of your audio needs, especialy since it's expandable.

Behr is just now coming out with a "simpler" box which allows listening to your radio stereo, and one aux input thru speakers in the helmet. The $250 unit has one set of speakers for the helmet with outputs for both the driver and passenger plus has an intercom function. The more expensive $450 unit has two sets of headsets and also has noise canceling for the intercom function.