dual band ht

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dual band ht

124 links - and 1 categories

Antennas : 12M
  • Dualband-Beam 12/17 m - The beam has only one feedpoint with 50 Ohm and has an open-sleeve element for 12 m by DK7ZB
    [ Hits: 4576 | Votes: 22 | Rating: 8.86 ]
Antennas : 30M
  • 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: 13402 | Votes: 1 | Rating: 10 ]
Antennas : 40M
  • 40-80 Half-Extended Double Zepp Antenna - A dual-bander for 80M and 40m. An Extended Double Zepp (EDZ) is a 5/4 wavelength center-fed dipole. This article will introduce the Half-Extended Double Zepp (HEDZ) which has characteristics that a lot of amateur radio operators should find quite interesting
    [ Hits: 11391 | Votes: 9 | Rating: 4.44 ]
Antennas : 6M : 6 meter J-Pole Antenna
  • Dual Band J Pole - Dual band J pole operational over the entire 6Mtr band (50 - 54MHz) and the entire 2Mtr band (144 - 148MHz), slightly favouring the upper half of both bands by VK6YSF
    [ Hits: 4092 | Votes: 7 | Rating: 5.71 ]
Antennas : J-Pole
  • A J-Pole for 2-meters and 70-cm  pop - An Easy Dual-Band VHF/UHF vertical Antenna made with a TV twin lead and coax cable
    [ Hits: 103661 | Votes: 135 | Rating: 5.97 ]
  • 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: 10348 | Votes: 29 | Rating: 6.35 ]
  • 144-430 portable j-pole antenna  pop - A portable dual band j-pole antenna
    [ Hits: 45548 | 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: 6277 | Votes: 5 | 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: 36840 | Votes: 38 | Rating: 4.36 ]
Antennas : Multiband
  • NB6Zep Antenna and more - A modified EDZep for 20 meters, Yagi, Zepp Beam, Dual Dipole, Space Restricted 80 meter wires. Operating Bands: 40 thru 10 meters with tuner
    [ Hits: 9315 | Votes: 5 | Rating: 8.6 ]
Antennas : VHF UHF Manufacturers : Antennas : GPS
  • Autotena - Antenna manufacturer in Taiwan, products range are RF communication antennas ( CB, VHF, UHF, Dual band, Base Station, Marine, GPS,GSM, PCS, Cellular, DVB-T ) , Amplifiers , Mounting Kit ,Accessories & Related products.
    [ Hits: 4287 | Votes: 8 | Rating: 4 ]
Manufacturers : Antennas : HF : Yagi Antennas
  • DXBeam - Located in France, DXBeam designs and manufactures a range of monoband, dual band and triband antennas, rotary dipoles, Moxons and Yagis
    [ Hits: 2717 | Votes: 11 | Rating: 2.64 ]
Manufacturers : Antennas : VHF UHF Microwave
  • The Ventenna - Rugged, disguised 2m, 220MHz, 440MHz, and 2m/440 dual band antennas, HF portable antennas, portable dipoles.
    [ Hits: 4580 | Votes: 19 | Rating: 8.21 ]
Manufacturers : Power Supply
  • RM Italy  pop - RM is an Italian company operating in the radio communication field since 1974, main products are: HF-CB-VHF-UHF-Dual Band Amplifier, Power Supply, DC-DC Converters Antennas and more
    [ Hits: 42737 | Votes: 102 | Rating: 6.83 ]
Shopping and Services : Regional : Europe
  • Bandercom - Radio sales to over 60 countries, source for all communication equipment, individual hobbyists, professionals and dealers.
    [ Hits: 9147 | Votes: 10 | Rating: 6.23 ]
Software : DSP
  • BR-universal-Filt - Freeware real time DSP filter particularly for applications of amateur radios , IIR, FIR filter, low-pass, high-pass, band-pass filter, band suppressor (notch filter) individually adjustable
    [ Hits: 6296 | Votes: 15 | Rating: 8.26 ]
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: 8611 | Votes: 16 | Rating: 5.88 ]
Technical Reference : Radio Frequency Interference : Noise Reduction
  • QRM and noise reduction - You will find on these pages my experiences and results on antennas and local/non-local QRM/noise reduction. Using a broadband vertical active magnetic loop and a home made / designed broadband amplifier. Two vertical magnetic Alford loops are used in an array. Analog and Digital Signal Processing and a dual phase coherent Software Defined Radio (SDR) are used. By PA0SIM
    [ Hits: 5085 | Votes: 6 | Rating: 7 ]

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