===== Ham College 104 - Extra Class Exam Questions – Part 42 ===== **Released: September 2, 2023** **Show Hosts** * George Thomas (W5JDX) * Tommy Martin (N5ZNO) **Topics** E8D Keying defects and overmodulation of digital signals, digital codes, spread spectrum. Runtime(51:57) **Questions** - E8D01 - E8D02 - E8D03 - E8D04 - E8D05 - E8D06 - E8D07 - E8D08 - E8D09 - E8D10 - E8D11 **Watch** * Download http://www.amateurlogic.tv/downloads.htm * https://youtu.be/SvkexPcz75g **Sponsors** * Icom America http://www.icomamerica.com