Echo-Echo DX Group
- The ECHO-ECHO group is an International Radio Club of 11 meter operators. The Group was founded on spring 1989 in Warszawa, the capital of Poland, to study propagation and to promote friendly and brotherly relations among radio operators in the world.
Radio QRP - The Art of Low Power
- QRP is The Art of Low Power Radio where the challenge is to operate and/or build AM radio transmitters usinga bare minimum of components, money and construction skill.