DIRECTIVITY | Full Animated Film | National Film Board of Canada

Combining colour, animation and sound to clarify principles of radio-wave transmission, this film illustrates how antennas propagate radio waves and how they may be adapted to increase the directivity of transmissions. The theoretical concepts are emphasized. Directed by René Jodoin - 1960 | 12 min → https://www.youtube.com/playlist?list=PLHerjfWGX0CXKlFzcIm9dwgf12MJNTnYb → https://www.youtube.com/playlist?list=PLHerjfWGX0CUzNtp0Ex5sl2jsGUj_7fyz → https://www.youtube.com/playlist?list=PLD0DF2A35516A8809 Watch more free films on NFB.ca → http://bit.ly/YThpNFB Subscribe to our newsletter → http://bit.ly/NFBnewsletter Follow us on Facebook → https://www.facebook.com/nfb.ca Follow us on Instagram → https://www.instagram.com/onf_nfb/ Follow us on X → https://www.twitter.com/thenfb Download our free iOS Apps → http://apple.co/2dbva4h Download our free Android Apps → http://bit.ly/2dbvHmO