Crystal Radio
Crystal Radios "Stay Tuned" Crystal Sets
Make this Crystal Radio Set Circuit using No Batteries | Homemade Circuit Projects
power density ∝ 1 distance2 power density∝ 1 10×10 = 1 100 =0.01 power density∝ 1 20×20 = 1 400 =0.0025
Getting Serious About Crystal Radios | Hackaday
Chapter 4: Radio -- Build a crystal radio set in 10 minutes
Peebles Project Pages – Homemade DX Crystal Radio
Borden Radio Company - Radio Kits and Designs for Old and New Styles
Borden Radio Company - Radio Kits and Designs for Old and New Styles
Ken's radio
Crystal Radio Coil
My Crystal Radio Page
Connecting the Crystal Radio Coil
Crystal radios
Build Your Own Crystal Radio | Science Project
10pcs Antenna Coil Inductor Litz Wire Variable Capacitor Crystal Radio | eBay
680uh Loopstick Antenna Coil with tap at 470uh
Crystal radio - Wikipedia
am - Building a crystal radio with my brother. How does this circuit work? - Amateur Radio Stack Exchange
Crystal Radio Sets with Amplifier Circuit | Homemade Circuit Projects
Portable crystal radio using a loop antenna
Connecting the Crystal Radio Coil
ferrite antenna 350uH coil crystal radio AM MW
Homebrew Crystal Radios with Basket Weave Coils
Crystal Radio Circuits
Engineered Performance New Large Crystal Radio Crystal Radio Tuning Antenna Coil | eBay
