For: DX portion 11 meter band
Antenna Type: 3el Cubical Quad
Designed by: HPSD version 1.01 jan 2008
Boom length: 4,2 Meter
Gain: 9,37 dBI (@27,555 Mhz)
FB <24 dB
FR <19 dB
Impedance: 50 ohms, direct fed
SWR below 1:1.1 > 1o0 Khz.
SWR below 2:1 > 600 Khz
Element Diameter
Iis 1,8 MM, this is “bare” copper wire. WITHOUT THE ISOLATION.
This wire is also known as 2,5mm2 (the black wire used in house electrical wiring)
DO NOT USE OTHER DIAMETERS
Element distances:
Reflector to radiator = 2,1 Meter
Reflector to director 1 = 4,2 Meter
Element length:
(per side so total length x 4)
Reflector = 2,88 Meter
Radiator = 2,786 Meter
Director = 2,706 Meter
FEEDING THE ANTENNA:
The antenna has a 50 ohm impedance. It can be direct fed. (1-1 balun is preffered).