| File Name | Size | Date | |
 | Amateur_Radio_Band_Plan_Layout_Calling_Frequencies_2007.pdf | 492 KB | 5/14/2007 |
| Getting_Started_In_Digital_Communications_P1-P4_2004.pdf | 3811 KB | 2/9/2010 |
| Grass_Roots_Radio_Transmissions_Manual_1977.pdf | 7770 KB | 10/19/1999 |
 | Ham_Radio_Basic_Notes_1999.txt | 986 | 3/5/2010 |
| Packet_Radio_Primer_2006.pdf | 167 KB | 11/16/2008 |
| UHF-VHF_Amateur_Radio_Band_Plan_2006.pdf | 48 KB | 8/18/2006 |