It seems like everyone thinks they can build baluns ... and they make all sorts of incredible claims to prove it. We don't make claims, we print specifications. Most commercially produced baluns are Voltage- type baluns. The Current-type balunâ¢ is superior to simple 'Voltage-type' baluns in several ways. The most important are better output balance and higher feedline-to-antenna isolation.
he identity of the creator of the first map is unknown. The first recorded maps were discovered around the ancient city of Babylon. The maps were created on clay tablets aroun â¦ d 2300 B.C. Gerardus Mercator of Belgium is credited with publishing the first map used for nautical navigation in 1569.
Some of the earliest maps of the White Mountains were produced as tourist maps and not topographical maps. One of the first two tourist maps of the mountains was that produced by Franklin Leavitt, a self-taught artist born near Lancaster, New Hampshire in 1824.