Learning Electronics — 2. Fun with Crystal Radio and Extensions « RAYSHOBBY.NET
Building A Crystal Radio | Jim Kerkhoff
CRYSTAL RADIO
power density ∝ 1 distance2 power density∝ 1 10×10 = 1 100 =0.01 power density∝ 1 20×20 = 1 400 =0.0025
My Crystal Radio Page
Crystal Radio Circuits
Amazon.com: Alps Variable Capacitor Adjustable 25-450 pf for Crystal Radio Amplifier Homebrew DIY kit qrp Loop Antenna Tuner am fm mw sw Shortwave Radio : Electronics
Crystal Radio - Tech-FAQ
Crystal Radios
Crystal Radio with Loop Antenna
Borden Radio Company - Radio Kits and Designs for Old and New Styles
Lovely junk-built crystal radio - Make:
Peebles Project Pages – Homemade DX Crystal Radio
Borden Radio Company - Radio Kits and Designs for Old and New Styles
4-Alps Variable Capacitor 4 Gang FM AM Crystal Radio Antenna Tuner.See Photos | eBay
Useful Components Choccy Block Crystal Radio
Useful Components Choccy Block Crystal Radio
Dave's Homemade Antenna Tuner - IW5EDI Simone - Ham-Radio
Crystal Radio Kit 2 - Mike's Electronic Parts
Crystal radio - Wikipedia
Borden Radio Company - Radio Kits and Designs for Old and New Styles
How a Crystal Radio Set Works - YouTube
A Good Crystal Radio
CRYSTAL RADIO
Chapter 4: Radio -- Build a crystal radio set in 10 minutes
Crystal Radio Circuit
