Today on the show I'm talking about remote keyless entry systems, the electromagnetic spectrum, Radio waves, & measurement tools. YouTube video about electromagnetic waves- https://www.youtube.com/watch?v=j2gOh39IyPM&t=1605sThe Science of everything podcast (lots of detailed information on a number of topics including electricity and magnetism)- https://fods12.podbean.com/SDR Dongle Spectrum Analyzer- https://www.amazon.com/dp/B01GDN1T4S/ref=redir_mobile_desktop?_encoding=UTF8&aaxitk=LlEqIOm2lCXbB7v33E6Yxw&hsa_cr_id=1179184740001&pd_rd_r=5f9858c2-cd09-4e34-8110-04afe90c7946&pd_rd_w=AOGM3&pd_rd_wg=lh6vD&ref_=sbx_be_s_sparkle_td_asin_0Website- https://autodiagpodcast.com/Facebook Group- https://www.facebook.com/groups/223994012068320