Here’s your video introduction to ARRL General Class License Manual for Ham Radio, section 5.5, Receiver Structure. These videos are meant as introductions to the material and are not a substitute for reading the book and answering the various sample tests questions. When you’ve finished viewing the video, you can go back to the list of General Class videos by clicking here.
BTW, I created some new backdrop images from NASA photos. I like the starry background.