NMEA files

The National Marine Electronics Association 0183 Interface Standard (NMEA-0183) can log GPS tracks and is common among marine and electronic equipment, including radios.

How to get it

Yaesu FTM-500 radio

TODO: Specific instructions here

Kenwood TH-D74/75 radio

TODO: Specific instructions here

Expected format

The file extension must be one of:

.nme
.nmea

And the contents must conform to the NMEA 0183 specification.

Example snippet:

$GPGGA,160245.100,1234.9637,N,10032.9079,W,1,7,1.04,1407.1,M,-16.5,M,,*5D
$GPGSA,A,3,23,18,10,13,15,32,08,,,,,,1.31,1.04,0.79*0C
$GPRMC,160245.100,A,1234.9637,N,10032.9079,W,0.30,241.49,110924,,,A*77
$GPVTG,241.49,T,,M,0.30,N,0.55,K,A*34
...

Timelinize can import individual files or a folder comprised primarily of NMEA files.

What is imported

Currently, the only supported sentence types are GGA and RMC. These include values such as position, velocity, time, and GPS fix information.