dual band 3 g antenna

dual band 3 g antenna

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• Loop antenna for 10m and 15 m - Dual band rectangular loop antenna for 15m and 10m
  [ Hits: 4002 | Votes: 0 | Rating: 0 ]

• The flower pot antenna - A portable dual-band antenna working principally on 10 meters but also close to the 30 meter band. It's compact, light, economical and doesn't need any radial.
  [ Hits: 13404 | Votes: 1 | Rating: 10 ]

• WW2Y/K2WI Beverage design - Ideas for enhanced beverage antenna performance, Single wire beverage improvements and arrays of two beverages. This article explores improving reception with Beverage antennas. It discusses single wire Beverages and their limitations. Then it compares two array configurations: broadside and end-fire. Broadside offers better front-to-side ratio but requires more space. End-fire offers better front-to-back ratio and takes less space but is trickier to implement for multiple bands. The article concludes with a 3-element end-fire design for excellent performance and explores possibilities for dual-band configurations.
  [ Hits: 4056 | Votes: 4 | Rating: 9.5 ]

• The 40/30 Pyramid - A dual band delta loop antenna resonating on 30 and 40 meters band using a single wire for the top slopers on both 30 and 40 meters and does not need any balun
  [ Hits: 704 | Votes: 0 | Rating: 0 ]

• Copper Cactus J pole 2 metter 70 Cm dualband - Homebrew a j-pole 2mt and 70 cm antenna project. Make it cheap. This article includes homebrewing instructions, parts lists, tools needed and printable documentation.
  [ Hits: 10355 | Votes: 29 | Rating: 6.35 ]
• 144-430 portable j-pole antenna  ^pop - A portable dual band j-pole antenna
  [ Hits: 45564 | Votes: 33 | Rating: 5.49 ]
• The DBJ-1 VHF-UHF Dual Band J-Pole - Searching for an inexpensive, high performance dual band base antenna for VHF and UHF ? Build a simple antenna that uses a single feed line for less than $10.
  [ Hits: 6293 | Votes: 5 | Rating: 6 ]
• 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 ]

• Home Brew VHF UHF dual band antenna  ^pop - Contructing precedure and tune up of a dual band mobile antenna. This antenna is just a 1/4 wavelength resonator for both UHF and VHF band. It provides no GAIN as compared to other multi-section design.
  [ Hits: 36844 | Votes: 38 | Rating: 4.36 ]

• Morgain 80-160  ^updated - A dual band antenna designed to work on low bands and in this article on 80 and 160 meters band. Total lenght of this folded dipole is 37,60 meters. Includes some details for fine tuning on 160 meters. Article in italia
  [ Hits: 2191 | Votes: 13 | Rating: 6.84 ]

• Dualband 17m/20m Moxon - A Moxon rectangle antenna for 17 and 20 meters band
  [ Hits: 4012 | Votes: 1 | Rating: 4 ]

• Quad for 10 and 15 meters - A light and sturdy Quad for 10 and 15 meters. Basic Quad antenna design considerations. Building and assembling a dual band HF QUAD antenna, designing and joining cross-arms and boom, assembling spreader and element wire installation notes. QST article.
  [ Hits: 334 | Votes: 0 | Rating: 0 ]

• Dual Band Satellite Yagi - The antenna is a VHF side is a 2m moxon, tuned on 145.825 MHz. The driven element of the moxon couples to a driven element for a 5 element 70cms Yagi, tuned on 436.5 MHz.
  [ Hits: 1202 | Votes: 2 | Rating: 8.5 ]

• Vertical antenna for 2 mt and 70cm  ^pop - How to Build a Dual-Band Antenna for 2M/70cm presentation PDF file
  [ Hits: 28711 | Votes: 49 | Rating: 6.26 ]
• Compact and effective 2m 70cm antenna - Antenna was designed for SO-50 satellite operation but can be used for any VHF/UHF activity. It's a mix of a Moxon Antenna and a Yagi antenna. It has gains 4 dBd on 2m and 6.5 dBd on 70cm bands and it is fed via single 50 Ohm cable.
  [ Hits: 2577 | Votes: 1 | Rating: 10 ]
• 5 Element 2M / 70cm Yagi - On this page is the design for Dual Band 2M / 70cm antenna with 3.2mm elements. The antenna has a 50 ohm designed driver. This Yagi has a unique element called a Open Sleeve
  [ Hits: 1692 | Votes: 10 | Rating: 5.5 ]

• A HF dual band trap antenna - A dual band coax trap antenna designed to work on 20 and 30 meters or on 20 and 40 meters band by Phil W0XI
  [ Hits: 932 | Votes: 4 | Rating: 6.5 ]

• Safari - Inverted V antenna - A dual band portable inverted V antenna for 80 and 40 meters band with dimensions for other bands and several assembling instruction
  [ Hits: 619 | Votes: 1 | Rating: 5 ]

• Transverter for 50 70 28 MHz - This multiband transverter project features power output at 13,8V 50MHz 15W, 70MHz 10W, second harmonic <65dBc. Single N connector of antenna, suitable for a dual band Yagi. Article include Block Diagram for Dual Transverter and low pass filters
  [ Hits: 153 | Votes: 1 | Rating: 10 ]

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