Uploaded April 2026 | Updated September 2026, 1 week ago

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Technician Exam Questions Part 24
T8C – Operating activities: radio direction finding, contests, linking over the internet, exchanging grid locators.
T8D – Non-voice and digital communications: image signals and definition of NTSC, CW, packet radio, PSK, APRS, error detection and correction, amateur radio networking, Digital Mobile Radio, WSJT modes, and Broadband-Hamnet.