See how to download, install, setup, send and receive e-mail using Winlink Express. I have used ARDOP with my ICOM 7610, ICOM 7300 and my little QRP Transceiver (Elecraft KX2). So, in case of a Internet outage in your area, using Winlink Express, you will be able to send email over HF. Not to mention VHF and UHF if you have that capability in your shack. See The full article here.