design

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design

1012 links - and 6 categories

Antennas : 40M : 40 meter Magnetic Loop Antennas
  • Portable Magnetic Loop Antenna Version 2 - A simple multi-band magnetic loop antenna designed for 20, 30 and 40 metres. For its size, the performance of the antenna always astounds me, although it is never going to replace a Yagi
    [ Hits: 5347 | Votes: 1 | Rating: 10 ]
Antennas : 6M : 6 meter Yagi Antennas Antennas : 80M
  • 80-10 Meters Doublets antennas - All band doublet antenna based on NB6Zep's design and an 88 foot flatop version
    [ Hits: 7840 | Votes: 3 | Rating: 9.33 ]
Antennas : Array
  • K5UA 40 meter Phased Array - The intent of this site to share information about the design of a 40 meter horizontal phased array antenna.
    [ Hits: 3413 | Votes: 5 | Rating: 7 ]
Antennas : Homebrewing Techniques Antennas : Mobile
  • An automatically tuned 7-30MHz mobile antenna - This is a base-loaded vertical antenna that mounts on the car's roof. The loading coil is designed as a variable inductor, with a three-legged chariot that travels up and down inside the coil, with grooved brass wheels running on the coil turns, and driven by a slotted rotor tube.
    [ Hits: 4048 | Votes: 2 | Rating: 1 ]
Antennas : Theory : Antenna Gain
  • CSVHFS Antenna Gain Measurements - The Central States VHF Society has conducted Antenna Gain Measurements since its inception in 1967. Comparisons between commercial and homebrew antennas, between different homebrew designs, and between different commercial designs. Mostly VHF UHF and up antennas.
    [ Hits: 1332 | Votes: 3 | Rating: 7 ]
Antennas : Traps
  • Coaxial Traps for multiband antennas - A new perspective on the analysis and design of this popular antenna element. By Karl-Otto Muller, DG1MFT
    [ Hits: 14629 | Votes: 8 | Rating: 5 ]
Antennas : VHF UHF
  • Parabolic Discone antenna - This is the highest gain omni design the world may ever know having wide bandwidth
    [ Hits: 2704 | Votes: 3 | Rating: 9.33 ]
Manufacturers : Antenna Masts and Mounts
  • Tennamast - Tennamast design and manufacture a wide range of fabricated metal goods, Antenna masts, Wind-sock masts, and masts for holding such systems as CCTV, Loudspeakers, Lighting units
    [ Hits: 4472 | Votes: 7 | Rating: 8.14 ]
Manufacturers : Antennas : HF : Mobile Antennas : Screwdriver Antennas
  • Tarheel Antennas - Our motorized antennas and stainless steel mounts are designed with the most avid HAM radio operator in mind, as well as commercial applications. They are made with the best materials and top of the line workmanship. Antenna mounts
    [ Hits: 5127 | Votes: 8 | Rating: 9.88 ]
Manufacturers : Interfaces
  • microHAM - Supply high quality accessories for your ham shack, including Band Decoders, various types of Antenna Switches, Antenna Stacking devices, special devices designed for the SO2R operator, USB Interfaces, Digital Mode Interfaces, Keyers and many others
    [ Hits: 1998 | Votes: 2 | Rating: 10 ]
Manufacturers : Towers and Accessories
  • Tashjian Towers - Towers by Tashjian, Engineering, Design and Manufacturing
    [ Hits: 1554 | Votes: 4 | Rating: 7 ]
Software : Antenna analysis
  • WASP-NET - Complex CAD and Optimization Software for Waveguide, Coax, Combline and Antenna components design and antenna modelling
    [ Hits: 1961 | Votes: 13 | Rating: 2.14 ]
Technical Reference : Amplifiers : HF Amplifiers
  • 4CX1500 - This is a 4CX1500B grid driven amplifier that is built like a tank. The unit is considerably over designed as can be seen in the pictures documenting the construction
    [ Hits: 11394 | Votes: 12 | Rating: 6 ]
Technical Reference : Amplifiers : RF Amplifiers Theory Technical Reference : Filters
  • Band filters by PA9M - Band filters for PA6Z made by PA9M, designed by W3NQN.
    [ Hits: 476 | Votes: 1 | Rating: 9 ]
Technical Reference : QRP Projects : QRP CW Transceiver
  • The ROSE 80 CW Transceiver - Build a 5 watt, 80 meter QRP CW Transceiver Designed by N1HFX
    [ Hits: 3019 | Votes: 2 | Rating: 5.5 ]
Technical Reference : Transverters
  • 9cm transverter - Designed for portable operation, it runs on 12v, and has an OCXO-based local oscillator.
    [ Hits: 321 | Votes: 0 | Rating: 0 ]

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