The 40th annual ARRL and TAPR Digital Communications Conference (DCC) will take place virtually online September 17-18, 2021. The details for the online DCC are being finalized and will be announced here shortly. In the meantime, it is not too early to plan technical papers and presentations for the event. Technical papers will be published in the Conference Proceedings. Authors do not need to present at the conference to have their papers included in the Proceedings. Paper and presentation topic areas include, but are not limited to software defined radio (SDR), digital voice, digital satellite communication, digital signal processing (DSP), HF digital modes, adapting IEEE 802.11 systems for Amateur Radio, Global Positioning System (GPS), Automatic Position Reporting System (APRS), Linux in Amateur Radio, AX.25 updates, Internet operability with Amateur Radio networks, TCP/IP networking over Amateur Radio, mesh and peer-to-peer wireless networking, emergency and homeland defense backup digital communications in Amateur Radio.

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