10 Element Quad-Yagi (Quagi) for 900 MHz Band
Elements 1-7 are spaced 3 inches (7.6 cm) apart on the boom. There is 6 inches (15.2 cm) between elements 7 and 8. There is 2 3/4 inches (7 cm) between elements 8 &...
Tagged: Antenna
5 element quad for 2m band
Boom Length – 1651 mm Distance between: Between Distance, mm R – V 432 V – D1 330 D1 – D2 406 D2 – D3 483 Dimenson of elements: Side, mm Diagonal, mm Perimeter,...
Inverted L antenna for Reception
Do to it’s ease of construction, the most popular antenna for short wave reception is the inverted “L” antenna. It’s often just a random length of wire strung up as high as possible. My...
Dipole antenna design. Some theory and construction.
A dipole antenna is a symmetrical antenna, consisting of two quarter wave elements, connected to each of the two conductors (inner and outer) of a coaxial cable. You will need a center insulator for...
Antenna Loop Feed Array Yagi on 50 MHz band
The Yagi antennas with a frame vibrator, located in the plane of the antenna, are called LFA-Yagi (Loop Feed Array Yagi) and are characterized by a greater operating frequency range than the usual Yagi....
Extended version of the W3DZZ-antenna
The antenna, shown in the drawing, is an extended version of the well-known W3DZZ-antenna, adapted for work on 160, 80, 40 and 10 m bands. For installation of the antenna it is necessary space...
ZigZag Antenna of Kharchenko (Calculator)
The updated calculator of Kharchenko Antenna. The antenna is modeled in MMANA program and optimized for Wi-Fi and 3G bands. MAA-model of the ZigZag antenna can be downloaded from our website. The wire in...
W3LPL Beverage Antenna Construction
I (W3LPL) use separate phased Beverage arrays on 160M, 80M and 40M. If u plan to use a simple beverage ant, as opposed to phased beverages, u can certainly use a 580′ ant on...
End-fed antenna for QRP portable ops
Some friends and I have been talking about dong a camping trip, and I decided this would be a good opportunity to try some portable ops with an end-fed half wave antenna. I’ve been...
The Inverted ‘U’ Antenna for 200 meters and down
Do you find it hard to get on 160 meters because of the antenna? This simple wire may be just what you need. It installs easily, needs no elaborate ground system, yet performs very...
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