Pop culture imitating old military "bitchin' betty" (prerecorded alert lines) systems which used a female voice because of the (later disproven) idea that in an emergency situation a woman's voice would be easier to hear clearly because of the higher pitch. People have grown up with that being the pop culture standard, so they perpetuate it themselves.
Pop culture imitating old military "bitchin' betty" (prerecorded alert lines) systems which used a female voice because of the (later disproven) idea that in an emergency situation a woman's voice would be easier to hear clearly because of the higher pitch. People have grown up with that being the pop culture standard, so they perpetuate it themselves.