"RvdP" wrote in message
oups.com...
Hello all,

A week ago I bought myself an Icom M502. I already have an external
GPS unit which has a standard serial 9 pins connector.
Does anybody know which serial pins I use to connect to the NMEA in on
the Icom?

Pins 2 (TxD) and 5 (Com/Gnd).

Meindert