dual band

dual band

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• 160m 80m Vertical Antenna - A dual band vertical antenna for 160 and 80 meters band, on a 18m spiderbeam fiberglass pole. This vertical is a good compromise when you want good performance on these two low ham bands and don't have the space to install two seperate antennas.
  [ Hits: 186 | Votes: 0 | Rating: 0 ]

• 80m-40m Loaded Dipole - A dual band dipole antenna for 40 and 80 meters band. Total lenght of 26 meters, foreseen two coils at aprox 11 meters distance from center feed.
  [ Hits: 254 | Votes: 4 | Rating: 5 ]

• Homebase 10 - The Homebase-10 is a simple to make wire halo antenna for 10m (28MHz) built using parts available from the local DIY store. The resulting antenna is very effective on 10m despite its small size and light weight. Also shown is a dual-band version for 10m and 6m.
  [ Hits: 325 | Votes: 1 | Rating: 3 ]

• 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 ]

• PAC-12 Antenna modification - A Multiband Slinky Coil for the PAC-12 portable Antenna, can be used also as a dual PAC-12 dipole by James Bennett
  [ Hits: 267 | Votes: 2 | Rating: 10 ]

• 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 ]

• A Moxon Antenna for Satellites - How to make a dual-band VHF/UHF handheld Moxon Antenna to work satellites
  [ Hits: 438 | Votes: 4 | Rating: 7.25 ]

• DIY Dual Band 144-440 MHz vertical antenna - A homemade VHF/UHF vertical antenna made essentially with RG58 coax cable, with a 9 turns choke balun to prevent the shield acting as a RF Radiator.
  [ Hits: 1377 | Votes: 14 | Rating: 5.5 ]
• Mighty Woof 2m 70cm Dual Band Fan Dipole - This article describes a unique copper pipe fan dipole that the author home made and that provides fantastic results.
  [ Hits: 564 | Votes: 6 | Rating: 7.17 ]
• 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 ]
• Double Quad Antenna for VHF UHF - The structure of this dual band VHF UHF antenna is very simple. It consists of two identical square loops, whose sides measure a quarter wave, connected together at the ends. A project by I5NZR
  [ Hits: 247 | Votes: 6 | Rating: 6.33 ]
• Dual Band Quarter Wave Droopy Antenna - Adapted from a similar project by NA4IT. Made with one quarter wave 2 meter radiating element pointing upward and it is surrounded by four 70 cm elements.
  [ Hits: 346 | Votes: 1 | Rating: 9 ]

• CRkits - manufacturer of ham radio QRP Kits - Since 2011, crkits offer radio kits that you cannot find on eBay or AliExpress. Includes HT-1A 20/40m Dual Band CW Transceiver Kit, D4D DSB Transceiver Kit for Digital Mode, R3500D ARDF Receiver, CW Transceiver Kit
  [ Hits: 310 | Votes: 2 | Rating: 10 ]

• Getting Started with Satellite Communications - An introduction article about how to start with amateur radio satellite communication. In this article, the author includes information on how to home brew your own dual band satellite antenna
  [ Hits: 333 | Votes: 5 | Rating: 8.8 ]

• TYT MD-2017 Review - The TYT MD-2017 dual band VHF & UHF DMR portable radio review
  [ Hits: 116 | Votes: 0 | Rating: 0 ]

• Retevis RT95 - Anytone AT-778UV Review - Review of the Retevis RT95 also marketed as Anytone AT-778UV dual band VHF UHF FM mobile radio transceiver
  [ Hits: 568 | Votes: 7 | Rating: 7.15 ]

• A Simple Dual-band Transceiver - This a well performing, simple two band transceiver. The transceiver design is inspired by the S7C superhet. A dual-band transceiver with a crisp receiver and a clean SSB signal
  [ Hits: 99 | Votes: 1 | Rating: 6 ]

• Alinco DR-605 Microphone Cable Repair - Repairing the RJ45 plug end of the mic cable of a Alinco DR-605 dual band mobile transceiver. Alinco microphones are well known for the cable jacket getting brittle and breaking
  [ Hits: 125 | Votes: 0 | Rating: 0 ]

• 50-70 MHz preamplifier - A ham radio home made preamplifier for 50 MHz and 70 MHz bands
  [ Hits: 156 | Votes: 1 | Rating: 1 ]

• 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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