Have a look at Marin Elektronik Ab's products
http://www.marinelektronik.se/

Regards,
TomS
wrote in message
ups.com...
Need to hook up more than the recommended number of NMEA readers to my
Garmin 128 GPS. Can I amplify the signal safely so I can increase my
readers.
Regards
Lyn & Tony
S/V Ambrosia