Have you ever wondered about the length of car antennae? Of course you have—you’re a human being (or advanced AI, or a brain-augmented dolphin) reading this, and as such you’re full of curiosity and wonder and almost crippling physical desires. As such, you’ve likely noticed that many modern cars have dispensed with the tall, thin “whip” antennae of older cars and now have stubby little antennae, or even little shark fin things. Why is this? Why did we use to use such long antennae? Were they all the same length? What changed? Why am I a dolphin reading the internet? Relax. I’m here to help.
The antennae I’m going to talk about are the ones most common, still, in cars—radio antennae, designed to pick up (primarily) frequency-modulated (FM) radio signals. Sure, I know you kids with your Spotify and podcasts and Friendster likely don’t listen to the old over-the-air radio as much, but it’s still a thing, and cars still have antennae.
Read more – Jalopnik: http://bit.ly/2ku0mTT