Lots More Information
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More Great Links!
- Asynchronous Serial Transmission - good introduction
- A Brief Introduction to Modem Technology
- 56K Modem FAQ
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- Data communication over the telephone network
- Modern Quadrature Amplitude Modulation: Principles and Applications for Fixed and Wireless Communications, by William Webb, Lajos Hanzo
- Point-to-Point Protocol
- The Packet Radio Users Notebook
- PSK and QAM systems
