Back in the heyday of shortwave broadcasting ... just a box that connects the inside of one cable to the outside of the other. The antenna came with a powered preamp, although if your radio ...

You’ll need a good antenna to do that, which is where this homebrew loop antenna for the shortwave radio bands shines. To be honest, pretty much any chunk of wire will do as an antenna for most ...

This is a wide band shortwave SW antenna amplifier. The frequency band is 1 to 30 MHz and a medium gain of 15 dB. The input stage is built with MPF102 and the other stages with 2N3904. The power ...

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 ...

A shuttered building on the Good Luck Point portion of the antenna field contained equipment related to shortwave communications. Under the call sign WOO, the shortwave facility at Good Luck Point ...

Officials hope to turn the site into an observation area. The poles are a component of inactive shortwave antenna fields associated with AT&T’s ship-to-shore shortwave communications system, which was ...

A true monster of a shortwave antenna has been standing near Moosbrunn south of Vienna since 1983. The curtain antenna weighs 320 tons, produces up to 500 kilowatts and has two towers, each 76 ...