WebEI7BA Multiband Cubical Quad " ...A thing of beauty and a joy forever..." I wanted an antenna with the following attributes .... 1. Not too expensive ... A Quad is a balanced antenna, and should be fed in a balanced manner. To this end, I use a choke BalUn at each feedpoint. At the 30, 20 and 17m feedpoints, I use 12 turns of RG58 wound as ... WebWelcome to BIG SIGNAL - Cubical Quad antennas INC. The best for DX! Company About us BIG SIGNAL - Antenna Systems, is a company dedicated to the radio communication sector. We are specialized in developing, designing and manufacturing antennas for the radio amateur market, based in the Region of Murcia, Spain.
2 Element Cubical Quad for 10 or 11 Meters by N1UUE
WebAn antenna is known as “directional” if its pattern strongly favors a certain direction. A directional works by concentrating the signal in one direction at the expense of other directions. Also known as the “Beam” antenna. … WebVery happy with the Mk IV quad antenna. Bought it back in 2010 and has been up with no problems, even with several snow storms. Also have a 3 element SteppIR Yagi but … slow speed issue
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WebCUBICAL QUAD ANTENNA CALCULATOR. Enter center frequency to be calculated for a quad : mHz. in INCHES/ CENTIMETERS: Total Length: ONE SIDE: Spreader Arm Length ONE SIDE "C" ... The gain of an an antenna with parasitic elements varies with the spacing and tuning of the elements, and thus for any given spacing there is a tuning condition … WebBasics of building HF/VHF cubical quad antennas. Includes tips for building quad antennas. WebThe Finished Quad. Boom height is at 29 feet configured in an X shape. The main mast is 2 1/2 diameter, 1/4 inch thick galvanized pipe. The secondary mast above the rotator is 1 1/2 inch steel tubing. A support bearing is used near the top of the secondary mast for extra strength and to protect the rotator. slow speed knife sharpener