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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
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
Posted in Amateur Extra Class License Training, Ham Radio blog entries, Video
Tagged digital signal processing, fourier series, nyquist limit, quantization noise, quantizing, sampling, software-defined radio, time domain vs frequency domain
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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
Posted in Ouray County
1 Comment
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
7 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
Posted in Amateur Extra Class License Training, Ham Radio blog entries, Video
Tagged amateur extra license, ARRL, demodulators, detectors, extra class license, frequency synthesis, mixers, modulators, oscillators, signal processing
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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
Posted in Amateur Extra Class License Training, Ham Radio blog entries, Video
Tagged amateur radio, amplifier class, amplifiers, ARRL, distortion, ham radio, intermod, intermodulation, op amps, parasitic oscillation
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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
Posted in Amateur Extra Class License Training, Ham Radio blog entries, Video
Tagged amateur extra class license, amateur radio, ARRL, ham radio, optoelectronics components, photoconductivity, photovoltaic cells
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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
Posted in Amateur Extra Class License Training, General Class License Training, Video
Tagged AND gate, boolean logic, CMOS, flip flops, logic counters, logic dividers, logic families, NOT gate, OR gate, programmable logic, synchonous logic, TTL, XOR gate
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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
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