"Representatives of the GPS industry presented to members of the Federal Communications Commission clear, strong laboratory evidence of interference with the GPS signal by a proposed new broadcaster on January 19 of this year. The teleconference and subsequent written results of the testing apparently did not dissuade FCC…

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In an earlier forum discussion I made the comment that GPS Satellite 25 was having some checkout issues. It has now been declared operational. Story below:

"GPS satellite SVN62 (PRN25)…

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I've read several times that to get your EM-406 out of binary mode you need to remove power and wait three days or a week, Bah! Send it the (binary mode) command to go back to NMEA! The only catch is, you do have to know what speed it is listening/talking in binary. If you don't know that, you can try all the bit rates. If that doesn't work, then I guess that you will need to unplug for a week. :(



The following sketch will set your 406 to NMEA mode, and set which messages to send, at… Continue