design vhf uhf

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design vhf uhf

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Antennas : 6M : 6 meter Yagi Antennas
  • 6 Elements Yagi for 50 MHz - Six elements yagi antenna for 6 meters band. This antenna design is based on the QuickYagi 4 software by WA7RAI, uses a 6.5 m boom, feature 12.0 dBi gain and 35dB front/back
    [ Hits: 580 | Votes: 1 | Rating: 10 ]
Antennas : Homebrewing Techniques
  • Designing Driven Elements in Yagi antennas - The design and feeding of driven elements for VHF/UHF Yagi antennas , modeling, observations and some case studies by Graham Daubney F/G8MBI
    [ Hits: 906 | Votes: 2 | Rating: 6 ]
Antennas : Mobile
  • 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: 36209 | Votes: 36 | Rating: 4.33 ]
Antennas : Portable
  • Homemade Arrow Antenna - EA4CYQ portable VHF UHF Yagi antenna designed for satellite operations.
    [ Hits: 4032 | Votes: 7 | Rating: 4.28 ]
Antennas : Shortwave
  • Build your first dipole - The dipole antenna is an easily designed and made antenna usually used on HF, although can be (and sometimes is) made for VHF and UHF antennas, and in varying forms is also used as part of different designs of antennas i.e. as the driven element for directional antennas.
    [ Hits: 14561 | Votes: 14 | Rating: 6.93 ]
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: 1256 | Votes: 3 | Rating: 7 ]
Antennas : VHF UHF
  • VHF/UHF Yagi Antenna Design  pop - Design your vhf yagi antenna online, a JavaScript enhanced web page that implements the design of an antenna in the VHF, UHF by K7MEM
    [ Hits: 144307 | Votes: 976 | Rating: 5.87 ]
  • VHF/UHF Folded Diplole - This is a two element colinear design for vertically polarized radiation. It may be constructed for use on either 2m or 70cm
    [ Hits: 1064 | Votes: 0 | Rating: 0 ]
  • Sidemount VHF/UHF Antenna - This antenna is designed to be mounted off the side of a tower. Works on 136-153 Mhz range but also on 70 cm band
    [ Hits: 1149 | Votes: 2 | Rating: 8.5 ]
Manufacturers : Accessories
  • bhi Ltd - Design & manufacture of Noise Eliminating speakers and modules for effective removal of unwanted noise & interference from SSB, HF, VHF, FM & UHF using new DSP technology
    [ Hits: 719 | Votes: 5 | Rating: 5.2 ]
Manufacturers : Amplifiers
  • Amplitec linear amplifiers - HF VHF UHF amplifiers, designed by hams for hams, and morse keys manufacturer
    [ Hits: 8924 | Votes: 11 | Rating: 4.27 ]
  • Discovery Power Amplifiers - The Discovery series of amplifiers are designed and built in the UK by Linear Amp UK Ltd, one of the world's leading amplifier manufacturers, specializing in high power RF tube amplifiers. The amplifiers use large GS31 or GS35 ceramic triode tubes. Band coverage 6m, 2m and 70 cms
    [ Hits: 2882 | Votes: 2 | Rating: 4 ]
Manufacturers : Antennas : Broadcast
  • Valcom - Valcom Guelph specializes in the design and manufacturing of a full range of MF Beacon 100 KHz - 600 KHz, AM Broadcasting 540 - 1700 KHz, HF 1.8 - 30 MHz, VHF 30 - 300 MHz and UHF 300 - 1,200 MHz and SHF up to 6 GHz antennas based in Canada
    [ Hits: 702 | Votes: 1 | Rating: 8 ]
Manufacturers : Antennas : HF
  • Valcom Fibreglass Whip Antennas - Manufacturer of Fibreglass Whip Antennas, Low and mediun Frequency, HF and VHF Antennas Specialized in the design and manufacturing of a full range of Beacon (MF), AM Broadcasting 540 - 1700 KHz, HF 1.7 to 30 MHz, VHF 30 to 156 MHz and UHF 200 to 500 MHz antennas.
    [ Hits: 3213 | Votes: 2 | Rating: 8 ]
Manufacturers : Antennas : HF : Log Periodic Antennas
  • KMA Antennas - KMA Antennas specializes in HF - VHF - UHF Log Periodic Antennas, unique antennas for the Six Meter band and custom antenna designs.
    [ Hits: 6150 | Votes: 7 | Rating: 7.86 ]
Manufacturers : Antennas : Military
  • Verdant - Designer and manufacture of Airborne Antenna & Radomes covering a range of applications. Products include vhf antenna ,uhf antenna,navigation antenna,comm antenna,blade antenna,vor/ils antenna ,L band antenna, direction finding antenna,DF antenna,vor,ils, IFF antenna on aircraft,aircraft antenna for airborne application.
    [ Hits: 528 | Votes: 1 | Rating: 2 ]
Manufacturers : Antennas : VHF UHF Microwave : HT Antennas
  • Sandpiper Aerial Technology LTD - Sandpiper has been designing and manufacturing aerials for over 25 years. Offer HF Dipoles and verticals, VHF UHF Yagi, collinears and other beam antennas, elical antennas,quagi,moxon, and portable antennas, tripods mounts and fiberglass poles
    [ Hits: 1951 | Votes: 2 | Rating: 10 ]
Manufacturers : Towers and Accessories
  • Rotating Tower Systems - Using our components you can build a rotating tower with greater capability than 3-4 static towers. A rotating tower allows common rotation of HF stacked arrays, VHF and UHF arrays, and antennas mounted at optimum heights. Component design also allows tower shunt loading and end support for wire antennas
    [ Hits: 1257 | Votes: 3 | Rating: 6.33 ]
Software : Logging
  • VHF-DX - VHF-DX for Win95/98 is a VHF/UHF Logging Program specifically designed for 50MHz and above operation.
    [ Hits: 1766 | Votes: 2 | Rating: 9.5 ]
Technical Reference : Duplexers
  • A low cost UHF/VHF duplexer - Duplexers for dual band radio are usually high pass filter and low pass filter combined in the same box. This circuit is a design within a cost of US$10.
    [ Hits: 8019 | Votes: 14 | Rating: 5.5 ]

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