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S4:E38 The Superheterodyne Radio: No really, that's its name
First Aired: December 25, 2018
The superheterodyne receiver may seem like a radio with a silly name, but in fact it’s a completely logical name that describes the key action these radios take to become excellent radios. The superhet solved a tricky problem in a clever way, and using our friend Algebra (as well as wave phenomena) proved to be the most effective way of tuning in a radio signal.
