Last time we looked at using WinLink as an infrastructure-free method of sending and receiving email. It’s a great tool that is proven and reliable. However, sometimes you need more than email, like live messaging and live sending and receiving of forms.

Enter the Narrow Band Emergency Messaging System (NBEMS).

NBEMS is an open-source software package that allows licensed amateurs to send data via RF. You’ll need a computer running Windows, Mac or Linux, and an analog transceiver. No additional software is…

➜ Leggi l'articolo completo su onallbands.com