inputs.text: globalsat bu353 gps receiver mac - gps receiver works advertised older mac powerbook g4 running osx 1058 bit analysis correct driver extension use pl2303 mac os x driver v121r2 version key making device work even supplied gps utility setting connection speed 19200 not default recommended nmea \\standard\\ 4800 device works well national geographics topo mac compatible mapping applications received prompt not totally correct responses customer support requests