It works on 2-6-10 and 12 meters band.Ī simple and cheap dualband j-pole antenna for 144 and 430 MHzĪn inexpensive external GPS antenna, for 1.5 GHz band for GPS receiver, If you operate APRS or just need an external antenna for your GPS receiver, here's one that is easy to build yet offers surprisingly good performance in a compact size. This article describes how to make a quadrifilar helix (QFH) antenna easily, from inexpensive materials: uPVC plumbing pipe and RG-58U co-axial cable.Ī vertical antenna for stationary-mobile HF-VHF operation. A quadrifilar helix weather satellite receiving antenna.If you want a top-performance VHF/UHF Long Yagi, you will probably have to build it yourself. Homebrew VHF Yagi 50MHz 144MHz 432MHz 1296MHz 2320MHz 6M 2M 70CM 23CM 13CM Yagis This page inform you of the actuator's secrets. The actuator is a cheap and heavy tool with high enough torque, ideal for elevation systems, but in practice it needs quite an effort in order to operate correctly in your homebrew antenna system. Smart homebrew antenna-ELEVATOR system with linear actuator. Antenna elevator system for amateur satellites.How to Build a Dual-Band Antenna for 2M/70cm presentation PDF file Yagi plans and notes for 6m, 2m, 70cm and 23cm It provides no GAIN as compared to other multi-section design. This antenna is just a 1/4 wavelength resonator for both UHF and VHF band. Learn tips for folding yagi, softening the tubing, bending jig and make all waterproofingĬontructing precedure and tune up of a dual band mobile antenna. Make your own VHF/UHF folded dipoles from aluminium tubing.
Antennas for mobile operation 7Mhz ,10Mhz, 14Mhz, 18Mhz, 21Mhz, 24Mhz,28-430Mhzīuild Your Own Bazooka Dipole: A VHF/UHF vertical dipole made from coax The following description should give you guidance on how to build a mobile antenna for HF bands yourself, using a very cheap CB-mobile whip antenna base. Design your vhf yagi antenna online, a JavaScript enhanced web page that implements the design of an antenna in the VHF, UHF by K7MEMĪn Easy Dual-Band VHF/UHF vertical Antenna made with a TV twin lead and coax cable
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