The Technical Handbook for Radio Monitoring HF is aimed to shortwave listeners, who are interested in digital signals. On over 500 pages with many figures and tables most digital waveforms are described. The book shall help shortwave listener to identify these digital signals which can be heard today. Digital waveforms like FSK, PSK, DSSS aso. with the used protocols and alphabets are described with the help of spectrum and other pictures and the most important technical parameter. Additionally comprehensive tables are helping to identify the different user on shortwave.