A terminal node controller (TNC) is a device used by amateur radio operators to participate in AX.25 packet radio networks. It is similar in function to the packet assembler/disassemblers (PAD) used on X.25 networks, with the addition of a modem to convert baseband digital signals to audio tones.
A terminal node controller (TNC) is a device used by amateur radio operators to participate in AX.25 packet radio networks. It is similar in function to the packet assembler/disassemblers (PAD) used on X.25 networks, with the addition of a modem to convert baseband digital signals to audio tones.
Source: Wikipedia "Terminal node controller" · CC BY-SA 4.0
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