Monthly Archives: September 2016

Amateur Extra Lesson 6.4, Filters and Impedance Matching, 11th Edition

Here’s your video introduction to Section 6.4, “Filters and Impedance Matching,” from the 11th Edition of the ARRL Extra Class License Manual for Ham Radio. Topics addressed include various filters, active filters, Butterworth filters, Chebychev filters, elliptical filters, crystal filters, … Continue reading

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Amateur Extra Lesson 6.3, Digital Signal Processing and Software-Defined Radios, 11th Edition

Here’s your video introduction to Lesson 6.3, Digital Signal Processing and Software Defined Radios. Subscribe to my channel! You can find a complete list of the Amateur Extra videos by clicking here, or click here to go to the YouTube … Continue reading

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Sunset in the Rockies

My new Panasonic DMC-G7 is here. I used the tips folks gave me from my YouTube channel to buy the Panasonic, which I purchased particularly for its video capability (pretty major upgrade for me). But it can take a pretty … Continue reading

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Sponsored Product Review: TYT UV8000E Dual Band Handheld

Okay, with trepidation I announce a whole new area for me, that of sponsored product reviews. Regarding this review, let me be crystal clear. Yes, they provided the radio and I get to keep it without charge. Second, if you … Continue reading

Posted in Ham Radio blog entries, Product Reviews, Video | 4 Comments

Amateur Extra Lesson 6.2, Signal Processing, 11th Edition

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

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Amateur Extra Lesson 6.1, Amplifiers, 11th Edition

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

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Amateur Extra Lesson 5.4, Optoelectronics, 11th Edition

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

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Amateur Extra License Lesson 5.3, Digital Logic, 11th Edition

This is your video introduction to Section 5.3, “Digital Logic,” from the 11th edition of the ARRL Extra Class License Manual for Ham Radio. Subjects include logic basics (boolean algebra), basic AND, OR, XOR, NOT gates, synchronous logic, including flip … Continue reading

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Amateur Extra Lesson 5.2, Display Devices, 11th Edition

Here’s your video introduction to Section 5.2, “Display Devices,” in the 11th Edition of the ARRL Extra Class License Manual for Ham Radio. Topics covered include light-emitting diodes, liquid-crystal displays, and charge-coupled devices. Note that the old manual had material … Continue reading

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Amateur Extra Lesson 5.1, “Semiconductor Devices,” 11th Edition

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

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