Automatic Packet Reporting System - Wikipedia
https://en.wikipedia.org/wiki/Automatic_Packet_Reporting_System
OverviewNetwork overviewHistoryPositions/objects/itemsStatus/messagesCapabilitiesTechnical informationEquipment settingsAPRS (Automatic Packet Reporting System), is a digital communications protocol for exchanging information among a large number of stations covering a large (local) area, often referred to as "IP-ers". As a multi-user data network, it is quite different from conventional packet radio. Rather than using connected data streams where stations connect to each other and packets are acknowledged and retransmitted if lost, APRS operates entirely in an unconnected broadcast fa…
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