# Basic Principles of Frequency Modulation

Some good shots to be logged Title: "This film will not be shown to the public without permission of the War Department." CU AM/FM radio dial CU violinist in front of radio microphone VS two-way radio being used in combat Many great chalk talks, diagrams, animation showing technical aspects of radio transmission

- Kind: Film
- By: U.S. War Department, Army Pictorial Service
- Genres: Industrial and advertising
- Archive: [Internet Archive](https://archive.org/details/6092_Basic_Principles_of_Frequency_Modulation_01_01_03_20)
- Licence or status: none stated by the archive
- Who can watch: Teens profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

[Watch now](https://invisiblenetwork.ai/watch/archive/ia/6092_Basic_Principles_of_Frequency_Modulation_01_01_03_20?play=1)