Linux AX25-HOWTO, Amateur Radio.: Where do I find more information about .... ? 22. Where do I find more information about .... ?Since this document assumes you already have some experience with packet radio and that this might not be the case I've collected a set of references to other information that you might find useful.22.1 Packet RadioYou can get general information about Packet Radio from these sites:American Radio Relay League,Radio Amateur Teleprinter SocietyTucson Amateur Packet Radio Group22.2 Protocol DocumentationAX.25, NetRom - Jonathon Naylor has collated a variety of documents that relate to the packet radio protocols themselves. This documentation has been packaged up into ax25-doc-1.0.tar.gz22.3 Hardware DocumentationInformation on the PI2 Card is provided by the Ottawa Packet Radio Group.Information on Baycom hardware is available at the Baycom Web Page.