A Good Crystal Radio
Build Your Own Crystal Radio | Science Project
ferrite antenna 350uH coil crystal radio AM MW
Crystal Radio Sets with Amplifier Circuit | Homemade Circuit Projects
Build Your Own Crystal Radio Kit - Science Buddies | HST
Connecting the Crystal Radio Coil
Crystal Radio Coil
Ask Clay: A crystal radio let you listen to the world (at least part of it)
Getting Serious About Crystal Radios | Hackaday
How to Make / Build a Crystal Radio
Peebles Project Pages – Homemade DX Crystal Radio
Crystal radio - Wikipedia
Portable crystal radio using a loop antenna
Chapter 4: Radio -- Build a crystal radio set in 10 minutes
My Crystal Radio Page
power density ∝ 1 distance2 power density∝ 1 10×10 = 1 100 =0.01 power density∝ 1 20×20 = 1 400 =0.0025
Borden Radio Company - Radio Kits and Designs for Old and New Styles
Engineered Performance New Large Crystal Radio Crystal Radio Tuning Antenna Coil | eBay
Poor Mans' Electronics Web Page - Crystal Radio
Crystal Radio
Ken's radio
Crystal Radio with Loop Antenna
