This page compiles all VHF & UHF antenna projects from VU3DXR.in—loops, collinears, dual‑band verticals and specialty 6 m designs. Use this as a single index to pick a design, then follow the link to the full construction article.
VHF/UHF Antenna Projects
DIY – 137 MHz V-Dipole Antenna for Weather Satellites Reception
Simple V‑shaped dipole for 137 MHz weather satellites, sized for NOAA APT and similar services. The article gives element lengths, mounting details and sample decoded images, making it an easy first satellite antenna project.
Simple Horizontal V Antenna for NOAA Weather Satellites Reception
Horizontally oriented V‑dipole optimized for overhead NOAA passes, with good pattern and simple mechanics. You get practical mounting ideas for rooftops and balconies, plus example reception results with RTL‑SDR and common decoders.
Simple 2M VHF Sleeve Dipole Antenna for Rapid Field Deployment
Half‑wave sleeve dipole for 2 m that rolls up for field use. Built from coax and a sleeve section, it mounts quickly on masts or branches, giving reliable repeater and simplex coverage in portable or emergency scenarios.
Hotel Antenna for 2 Meter and 70 Centimeter Amateur Bands
Compact dual‑band radiator designed for operating from hotels and rentals. It works indoors near windows or balconies, offering workable 2 m/70 cm performance where outdoor mounting is impossible, with clear layout and tuning instructions.
UR0GT Broadband Avia Antenna (RW4HVN Mod)
Broadband VHF airband antenna based on UR0GT design with RW4HVN improvements. It covers a wide chunk of aviation and utility spectrum, ideal for scanners and SDRs, with geometry, construction tips and measured wideband response.
DIY 145 MHz Twin Delta Loop Antenna for Ham Radio Operators
Twin delta loop array on 145 MHz providing forward gain and useful directivity. It’s compact compared to Yagis yet offers strong simplex and SSB performance. The article covers loop sizes, spacing, feed arrangement and mounting.
145 MHz Delta Loop VHF Antenna
Single full‑wave delta loop for 2 m, workable in vertical or horizontal polarization. It delivers low noise and modest gain with straightforward construction, dimensions and matching tips suitable for repeaters, simplex or weak‑signal operation.
Popovic Dual Band Antenna for 2m and 70cm Bands
Popovic dual‑band design sharing one compact radiator for 2 m and 70 cm. Designed for base or portable use, it offers good SWR on both bands, with clear geometry, matching details and mechanical layout guidance.
High Gain Collinear Antenna for 145 MHz and 433 MHz Bands
Dual‑band collinear using stacked half‑wave sections to provide real gain on 145 and 433 MHz. The article explains phasing, construction inside a support tube, matching network and measured on‑air performance for serious base‑station work.
Building the FBK Sleeve Antenna for VHF/UHF Amateur Radio
FBK‑style sleeve vertical covering multiple VHF/UHF bands with a single structure. Conductive sleeves around the radiator broaden bandwidth. You get dimensions, spacing, material choices, feed methods and SWR plots across the amateur allocations.
Building a Quarter-Wavelength Coaxial Collinear Antenna for 2 Meters (COCO)
Coaxial collinear for 2 m built from repeated quarter‑wave coax segments inside PVC. Offers omnidirectional gain with a slim appearance. The project walks through cutting, phasing, assembly, weatherproofing and tuning with NanoVNA measurements.
Full Wave Loop Antenna for VHF UHF FM Radio Bands
Full‑wave loops sized for VHF and UHF FM, including 145, 435 MHz and broadcast FM. Each loop is described with perimeter calculation, feed‑point, mounting ideas and matching options for scanners, FM radios or ham rigs.
VHF Collinear J-Pole: The DIY Super J-Pole Antenna
Super J‑Pole variant for VHF that adds an extra collinear section above a classic J geometry, yielding additional gain. The article covers dimensions, feed‑point tapping, mast mounting and SWR results compared to a standard J‑Pole.
3 x 5/8 Collinear Antenna for 435 MHz UHF Band
Three stacked 5/8‑wave elements for 435 MHz producing high gain for UHF repeaters, satellites and local work. You get element lengths, phasing details, support structure and SWR measurements across the 70 cm band.
Twin-Lead J-Pole Antenna for VHF and UHF Amateur Radio
Roll‑up J‑Pole antennas built from 300‑ohm twin‑lead for both 2 m and 70 cm. Cheap, portable and easy to tune, they’re ideal for travel, SOTA and emergency go‑kits, with templates and tuning instructions provided.
J-Pole Antenna Using 300 Ω TV Ribbon Line
Classic TV‑ribbon J‑Pole for VHF, using 300‑ohm line as both radiator and matching stub. The article gives full dimensions, cutting and soldering tips, plus mounting suggestions for windows, balconies and portable poles.
Hourglass Loop Antenna: A Stealthy Performer for VHF and UHF
Hourglass‑shaped loop that fits inside windows or small balconies, offering discreet VHF/UHF performance. You get dimensions, shaping tips, feed‑point details and pattern notes, making it ideal when you need stealth without sacrificing too much capability.
Building a Double Bazooka Antenna for HF and VHF Ham Bands
Double‑bazooka built from coax, scaled for both HF and a VHF segment. It offers broad bandwidth and good noise handling. The article shows construction, length calculations, matching behaviour and measurements across chosen bands.
Faulkner FM Loop Antenna for Superior FM Reception (88–108 MHz)
Faulkner‑style loop designed specifically for FM broadcast DXing. It improves selectivity and gain over telescopic whips, with clear mechanical layout, tuning procedure and on‑air listening comparisons to common indoor antennas.
ZED Dipole Antenna – A Simple and Smart Design for VHF/UHF
Compact Z‑shaped dipole for selected VHF/UHF bands, emphasising small size and predictable performance. Built from wire or tubing with a simple balun or choke, it’s suited to portable, mobile and stealth installations.
Square Loop Antenna for 144/430 MHz – Complete DIY Dual-Band Build Guide
Dual‑band square loop covering 144 and 430 MHz with a single structure. The guide provides side lengths, feed arrangement, mounting geometry and tuning advice, producing a compact loop for base, rover or portable work.
A Broadband Butterfly Antenna for VHF and UHF
Butterfly‑shaped wideband antenna covering large portions of VHF and UHF, ideal for scanners and SDR spectrum monitoring. The article explains plate geometry, feed network and measured response, focusing on wide coverage rather than narrowband gain.
Dual-Band RW4HFN Antenna for 145/430 MHz Bands
Compact dual‑band RW4HFN design resonant at 145 and 430 MHz. It targets base and portable operators needing one neat radiator for both bands, with dimension charts, matching details and SWR plots documented.
Simple High-Gain Collinear Antenna Using Coaxial Cable
Straightforward collinear built entirely from coaxial cable, providing several dB of gain on VHF for repeater and simplex paths. The project covers element lengths, phasing connections, enclosure and tuning procedure with basic tools.
Stacked 5/8-wave VHF Antenna for 146 MHz
Two 5/8‑wave elements stacked and phased for 146 MHz to deliver strong vertical gain and improved coverage. The article gives dimensions, spacing, matching details and on‑air results, aimed at serious FM repeater users.
