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Tag Archives: ARRL
Here’s your video introduction to Section 6.2, “Signal Processing,” in the 11th Edition of the ARRL Extra Class License Manual for Ham Radio. This lesson covers oscillators, frequency synthesis, mixers, modulators, detectors, and demodulators. You can find a complete list … Continue reading
Here’s your video introduction to Section 6.1, Amplifiers, in the 11th Edition of the ARRL Extra Class License Manual for Ham Radio. Topics discussed include discrete device amplifiers, op amp amplifiers, classes of operation, distortion and intermodulation, and instability and … Continue reading
Here’s your video introduction to Section 5.4, Optoelectronics, from the 11th Edition of the ARRL Extra Class License Manual for Ham Radio. It covers photoconductivity, optoelectronic components, and photovoltaic cells. You can find a complete list of the Amateur Extra … Continue reading
Amateur Extra Lesson 5.1, “Semiconductor Devices,” in the 11th Edition of the ARRL Extra Class License Manual for Ham Radio. The section covers semiconductor materials, diodes, bipolar transistors, field effect transistors, and RF integrated devices. You can find a complete … Continue reading
Want to be a volunteer examiner (VE)? This video introduction to Section 3.5, “Volunteer Examiner Program,” from the 11th Edition of the ARRL Extra Class License Manual describes how to do so, and how the VE program works. These videos … Continue reading
Here is your video introduction to Section 3.2, “Station Restrictions,” in the 11th edition of the “ARRL Extra Class License Manual for Ham Radio.” This video discusses radio frequency interference (RFI), spurious emission standards, testing, location restrictions, FCC monitoring, and … Continue reading
These videos are updated for the 11th edition of the “ARRL Extra Class License Manual for Ham Radio.” You can find this book on Amazon by clicking here, and on the ARRL website by clicking here. The errata page and … Continue reading
I am updating the Amateur Extra videos to conform to the 11th Edition of the ARRL Extra Class License Manual for Ham Radio. This video is the overall course introduction. It talks about what it means to be an Amateur … Continue reading
Here’s a presentation I gave last night at the February meeting of the Montrose (Colorado) Amateur Radio Club. I generated the presentation in response to a request to explain how to get the ARRL’s Logbook of the World (LOTW) to … Continue reading