Media Summary: I had to make a video project for college showing how to make something and one of the videos i watched a few days before ... I built this for gcw's contest. After getting it to work with the razor blade/pencil detector, I tried a 1N34 diode with good results. During World War II, GIs in the field built really amazing simple
Foxhole Radio With A Twist - Detailed Analysis & Overview
I had to make a video project for college showing how to make something and one of the videos i watched a few days before ... I built this for gcw's contest. After getting it to work with the razor blade/pencil detector, I tried a 1N34 diode with good results. During World War II, GIs in the field built really amazing simple In this video, I show how to make a simple DIY project using everyday materials and basic tools. Welcome to Roman Ursu HACK, ... ... Radios 17:50 Crystal Radio Optimization and Range 20:52 How to make a razor blade diode for a crystal radio/
Pretty cool stuff, no batteries or external power, just voltage from the air.