Ampegon says it is about to deliver and install its first rotatable shortwave high-power array antenna on the North American continent. The system, which will be installed WBCQ in the United States, ...
Measuring the performance of antennas in absolute terms that can involve a lot of expensive equipment and specialized facilities. For practical applications, especially when building antennas, ...
OTTAWA, Ontario — At the height of the Cold War, the BBC World Service, Radio Canada International and the Voice of America used high-power, multilingual broadcasts on the shortwave radio bands (1710 ...
Shortwave listening has always been a mainly nocturnal hobby. To get the real DX, one had to wait for favorable ionospheric conditions after sunset and spend hours twisting knobs while straining to ...
This circuit shows an active antenna that can be used for AM, FM, and shortwave (SW). On the shortwave band this active antenna is comparable to a 20 to 30 foot wire antenna. This circuit is designed ...
This simple little circuit can be used for AM, FM, and Shortwave(SW). On the shortwave band this active antenna is comparable to a 20 to 30 foot wire antenna. It is further more designed to be used on ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results