Tag Archives: LED

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 Class Lesson 5.2: Display Devices

Here’s your video introduction to Section 5.2, Display Devices, in the ARRL Extra Class License Manual for Ham Radio. The section covers LEDs, LCDs, CRTs, and CCDs. Watch the video to see what these acronyms mean! To return to the … Continue reading

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