70cm antenna

70cm antenna

Pages: [prev] 1 2 3

• GP antenna for 70 cm - A 70cm ground plane antenna made with a 90cm of 1mm silver steel rod
  [ Hits: 590 | Votes: 3 | Rating: 7 ]
• Coaxial Collinear Antenna for 70 CM Band - This coaxial collinear antenna was built to test for my own consumption whether or not this antenna method actually works. the guiding principle is that we have multiple 1/4 wave elements fed in series , the radiation from each adds in phase to produce a large vertically polarised omni-directional antenna with substantial gain
  [ Hits: 575 | Votes: 3 | Rating: 6.33 ]
• Cross-Yagi 10el Antenna for 70cm - 10 Elements Cross-Yagi Antenna for 433 MHz. The base of the 10el antenna is the recalculated RA6FOO antenna.Circular polarization is realized - by a phasing quarter-wave line, matching of horizontal and vertical polarization antennas
  [ Hits: 176 | Votes: 6 | Rating: 8.83 ]

• A Dual Band VHF/UHF J Pole - This antenna provides continuous coverage of the 2 metre (144-148MHz) and 70cm (430-450MHz) bands and is an excellent choice for base station use.
  [ Hits: 2284 | Votes: 17 | Rating: 6.83 ]
• Homemade 2M/440 J-Pole Antenna - A 2m 70cm Dual Band J-Pole antenna for 35 USD. An excellent performing J-Pole type antenna, constructed from readily available materials.
  [ Hits: 1049 | Votes: 5 | Rating: 3.4 ]
• Jpole for 70cm - A homemade Jpole antenna for 70 cm band made with 6mm copper pipe
  [ Hits: 254 | Votes: 2 | Rating: 9 ]

• Build a twin-lead Lindenblad Antenna for 70cm and 2m - This document contains the detailed instructions to build a homemade lindenblad antenna using a twin-lead as dipole elements. This document contains 9 pages and includes a detailed construction sequence and some drawings to build this antenna for UHF and VHF ham radio bands
  [ Hits: 1279 | Votes: 3 | Rating: 8.67 ]

• 2m Lightweight Portable Dipole - Lightweight portable QRP 2m & 70cm half wave dipole for SOTA or an emergency antenna for the 2m and 70cm Go-box.
  [ Hits: 176 | Votes: 1 | Rating: 9 ]
• Portable VHF UHF Dipole Antenna - A SOTA Lightweight Portable 2m 70cm Dipole Antenna Lightweight portable QRP 2m and 70cm half wave dipole for SOTA or an emergency antenna for the 2m and 70cm Go-box.
  [ Hits: 177 | Votes: 0 | Rating: 0 ]

• Satellite Yagi crossed 2m, 70cm - Construction of an antenna for experimental satellite communication, 8el. (435 Mhz) x 4el. (145 Mhz) Satellite Yagi crossed. No difficulty to built this antenna. Except the gamma match. that requires a little more attention
  [ Hits: 148 | Votes: 0 | Rating: 0 ]
• UHF VHF Crossed Satellite Yagi Antenna - This home made antenna provides around 10.5dBd gain on 70cm, and 6.5dBd gain on 2m, which is more than adequate to work the FM satellites with a handheld dual band radio
  [ Hits: 380 | Votes: 2 | Rating: 9 ]
• 70cm Eggbeater Antenna - Building a LEO satellite ground station, and eggbeater antenna for the 70cm band
  [ Hits: 242 | Votes: 1 | Rating: 7 ]

• 70cm Slim Jim antenna - A simple slim jim antenna for 433 MHz. Simple drawings and pictures of a simple Slim Jim antenna.
  [ Hits: 267 | Votes: 0 | Rating: 0 ]

• Dual Band VHF UHF Yagi Antenna projects - On this page are designs for Dual Band 2M / 70cm antennas. All antennas are 50 ohm designed driver. These Yagis have a unique element called a Open Sleeve. 4 Element 5 element and 9 element Dual Band - 2M / 70cm antenna projects
  [ Hits: 753 | Votes: 4 | Rating: 5.75 ]
• FBK 2m-70cm dualband coax antenna - A travel, or a fixed vertical coax antenna originally designed by PA0FBK. This antenna is very easy to make from a piece of 50 ohm or 75 ohm coaxial cable, and can be either smooth, roll-up version, or rigid cable
  [ Hits: 354 | Votes: 3 | Rating: 9.33 ]
• Tri-Band VHF/UHF Antenna Design - The TBJ-1 – a triband base antenna was published in March 2017 QST. This antenna covers 2M/220 MHz/70cm in one 6ft 3/4 inch PVC pipe and requires no radials.
  [ Hits: 213 | Votes: 0 | Rating: 0 ]
• VHF UHF Duo band Yagi Antenna - Duoband Yagi 2m/70cm with 4 Elements on 2 m and 5 Elements on 70 cm and one Feed point. The 4-El.-Ultralight-Yagi for 2m can be used on 70cm with an SWR of 1,5 without any changes.
  [ Hits: 155 | Votes: 6 | Rating: 7 ]

• ZS1II VE2EK Amateur Radio Blog - Amateur radio blog about Homebrew equipment,ham radio antennas, satellites, QO-100 operations, rf amplifiers, 2m ldmos amplifier, 70cm ldmos amplifier, 23cm ldmos amplifier
  [ Hits: 116 | Votes: 3 | Rating: 8.67 ]

• The UHF Bicycle Antenna - Homebrewing a UHF antenna to be used on a bicycle. This simple project gives you the right hints on how to build and setup and install a 70cm antenna on a bicycle.
  [ Hits: 192 | Votes: 0 | Rating: 0 ]

• Greencube (IO-117) Guide to Setup, Software and Operation - Explore the detailed setup, essential software, and operational nuances for Greencube (IO-117), a Medium Earth Orbit (MEO) satellite with a 70cm digipeater, offering DX possibilities for amateur radio enthusiasts. From antenna configurations to software choices, this guide covers everything for a successful Greencube experience.
  [ Hits: 141 | Votes: 0 | Rating: 0 ]

Pages: [prev] 1 2 3