Is Japan witnessing the death of AM radio? Since February, some commercial radio broadcasters have begun a trial suspension of AM radio, with a real possibility the pause will extend to a permanent discontinuation across the country as broadcasters look to cut costs. Thirteen of the 47 commercial operators in…
AM, which operates at a lower frequency, has radio waves with larger wavelengths, meaning they travel farther but struggle to penetrate solid objects like buildings.
Aren’t low frequencies better at penetrating materials?
Aren’t low frequencies better at penetrating materials?