Back in the day, building a DIY radio was fun! We only had to get our hands at a germanium diode, make some coils, and with a resistor and long wire as an antenna maybe we could get some sound out … ...

By Jove, he built a radio! If you want to get started with radio astronomy, Jupiter is one of the easiest celestial objects to hear from Earth. [Vasily Ivanenko] wanted to listen, and decided to bu… ...

Stereo receiver (if you don’t have one at home, try the Sherwood RX-4109, which costs $100 at Radio Shack) 4-element FM Yagi antenna (for example, the Winegard HD-6000 Prostar FM antenna for $25 ...