traps

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traps

48 links - and 1 categories

Antennas : 10M
  • Shortened dipole for 10 & 40m bands - A shorten Dual-Band Dipole with overall length of about 11 m. For this antenna traps are substituted by inductors, in order to cover the 10 & 40 m. Bands.
    [ Hits: 3883 | Votes: 1 | Rating: 1.00 ]
  • Dual Band Yagi 28Mhz and 50Mhz - NO Traps or coils, NO matching required. Direct 50 Ohm feed. Easy to build and nothing else like it! Enjoy 50/28 with one feedline to a dual band high gain Yagi by G0KSC
    [ Hits: 1762 | Votes: 2 | Rating: 1.50 ]
Antennas : 4M
  • 8el 50Mhz / 70Mhz Dualband Yagi - Only just over 6 foot long, a compact 8 element dualband Yagi for 6 and 4 meters band. No traps or coils, no matching required. Simple to build by G0KSC
    [ Hits: 944 | Votes: 2 | Rating: 2.00 ]
Antennas : 80M
  • Trapped dipole for 40 80m - I0SJC trapped dipole for 40 and 80 meters, traps done with 170 turns 1 mm diam, on a 3.2 mm cilinder in Italian.
    [ Hits: 1491 | Votes: 1 | Rating: 1.00 ]
  • A Dipole for 40 80 160 meters - A space efficient dipole antenna that can cover from 40 to 160 meters band using traps for 7MHz and 3,8 MHz. The antenna is 124 feet long. 1992 QST article
    [ Hits: 1078 | Votes: 1 | Rating: 10.00 ]
Antennas : Coils
  • Coil Winding Tips - Tips on winding wire coils used as inductive loads, traps, band-pass filters, are implemented in a number of amateur radio projects especially antenna projects
    [ Hits: 630 | Votes: 2 | Rating: 3.00 ]
Antennas : Dipole
  • An Improved Multiband Trap Dipole Antenna - This improved multiband trap dipole introduces a new trap design and a change in trap location. The antenna features double-coaxial-cable-wound traps having lower reactance and a higher quality factor (Q) than earlier coax-cable traps by W8NX
    [ Hits: 8274 | Votes: 5 | Rating: 6.00 ]
Antennas : Homebrewing Techniques
  • Easy tuning an building of traps - A new and simple method for tuning traps. You need 2-3Watt of your TRX and two homemade coupling coils by DK7ZB
    [ Hits: 6232 | Votes: 144 | Rating: 8.12 ]
  • Homebrew traps - Traps can be one way round multiband coverage without the need of an atu. Learn how to homebrew your own traps
    [ Hits: 3323 | Votes: 2 | Rating: 3.00 ]
  • Tuning HF antenna Traps - Tuning HF Coaxial Antenna Traps
    [ Hits: 479 | Votes: 0 | Rating: 0.00 ]
Antennas : Multiband
  • Another vertical antenna for 30, 40 and 80 meters - This article is to describe a multi band DX-dedicated antenna offering a minimum of compromises (such as lossy traps), for the hams not having any high-support
    [ Hits: 4070 | Votes: 4 | Rating: 3.50 ]
Antennas : Repair and Maintenance
  • Fritzel Antenna maintenance - Article on maintenance of a FRITZEL antenna by cleaning and restoring antenna traps, baluns and elements.
    [ Hits: 1567 | Votes: 7 | Rating: 6.75 ]
Antennas : Traps
  • Coax Traps from a Modeling Perspective - About Coax Traps, NC4FB examine the operation of coax traps through modeling.
    [ Hits: 484 | Votes: 1 | Rating: 5.00 ]
  • PA3HMP Antenna Traps - An original way to build antenna traps
    [ Hits: 4627 | Votes: 6 | Rating: 8.67 ]
  • Traps for 40/80 m dipole - I6DVX article on hoembrewing traps, using vetrnonite instead of common coax cable.
    [ Hits: 2394 | Votes: 4 | Rating: 1.00 ]
  • Building traps with coax cable - Tips on how to build a trap using common coaxial cable and coax trap software, by F5JTZ in french
    [ Hits: 3131 | Votes: 3 | Rating: 4.00 ]
  • Tuning HF Coaxial Antenna Traps - The problem with making your own trapped HF antennas is usually getting the coaxial traps tuned to frequency.
    [ Hits: 1954 | Votes: 2 | Rating: 4.00 ]
  • Traps for 160 meters band - Extending a 40/80 trapped dipole to 160 meter band
    [ Hits: 1056 | Votes: 3 | Rating: 5.67 ]
Radio Equipment : HF YAGI Antennas : Cushcraft A3S Shopping and Services : Antennas
  • Adur Communications - Specialist in the design and supply of Radio Communications Equipment and Systems. West Sussex England. Antennas, traps and baluns inline isolators, Outbacker Antennas, Mobile Mounts and Accessories
    [ Hits: 873 | Votes: 0 | Rating: 0.00 ]
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