On Tuesday, September 17, 2013 5:24:36 AM UTC-5, KiloKilo wrote:
http://clearnav.net/main/cn-service.html

I may have read the http://clearnav.net/main/cn-service.html page wrong but it appears they only service the older Cambridge products.

GPS-NAV™ Datalogger
GPS-NAV™ Display
L-NAV™ Glide Computer
S-NAV™ Glide Computer
CAVII™ Variometer

Probably because they use discrete components (individual resistors, capitors, transitors, etc) or single technology ICs which they can easily troubleshoot. Not so the 302.

My $0.02.