My New Favorite! Crystal Radio with Antenna Tuner - YouTube
Build a crystal set.
A Good Crystal Radio
Jim
10pcs Antenna Coil Inductor Litz Wire Variable Capacitor Crystal Radio | eBay
How to Make / Build a Crystal Radio
Crystal Radio Sets with Amplifier Circuit | Homemade Circuit Projects
Crystal radios
Getting Serious About Crystal Radios | Hackaday
Crystal Radios "Stay Tuned" Crystal Sets
Getting Serious About Crystal Radios | Hackaday
Peebles Project Pages – Homemade DX Crystal Radio
Chapter 4: Radio -- Build a crystal radio set in 10 minutes
680uh Loopstick Antenna Coil with tap at 470uh
Crystal Radio Circuits
Make this Crystal Radio Set Circuit using No Batteries | Homemade Circuit Projects
Crystal Radio Coil
Connecting the Crystal Radio Coil
Crystal Radio
power density ∝ 1 distance2 power density∝ 1 10×10 = 1 100 =0.01 power density∝ 1 20×20 = 1 400 =0.0025
Ken's radio
Connecting the Crystal Radio Coil
Engineered Performance New Large Crystal Radio Crystal Radio Tuning Antenna Coil | eBay
Portable crystal radio using a loop antenna
