ham radio

ham radio

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• 80M Vertical antenna with capacitance hat - Simple wire antenna cheap to make, using readily available materials, Low angle radiation, with rejection of high angle signals Wide bandwidth, with resonance at the 80M DX window (3.790-3.800 MHz); and Maximum height is 40 feet
  [ Hits: 24988 | Votes: 23 | Rating: 7.05 ]

• P J Grimshaw : Antenna books - Netspace of PJ Grimshaw author of books and websites on antennas for ham radio
  [ Hits: 1605 | Votes: 1 | Rating: 9 ]

• Swiss Quad for 10 and 6 meters - Based on HB9CV, F6ITV decribes how build a swiss quand antenna for 28 and 50 Mhz.
  [ Hits: 21258 | Votes: 21 | Rating: 7.38 ]

• Portable HF Antenna for the field day - This article describes a project of asymmetrical hatted vertical dipole, a portable antenna that can be used for field day operations, sota, campings or even for fixed installations. This is a freestanding 20-10m antenna that is really easy to build, easy to tune and relatively easy to carry.
  [ Hits: 1609 | Votes: 2 | Rating: 7.5 ]

• Long Loopstick Antenna - Wound on a 3 foot length of PVC pipe, the long loopstick antenna was an experiment to try to improve AM radio reception without using a long wire or ground.
  [ Hits: 4368 | Votes: 1 | Rating: 10 ]

• Amateur Radio Antennas: Ground Theory - Perfect ground vs. poor ground. What is the difference? How does the ground influence the DX-gain?
  [ Hits: 6664 | Votes: 0 | Rating: 0 ]

• VU2LFA ham radio in india - This site is basically for the begeners (SWL) of india. This site is supporting to digital communication for hams also.
  [ Hits: 383 | Votes: 8 | Rating: 7.5 ]

• DF3SP - Hamradio, Webcams, Radio and TV-Links by DF3SP Walter
  [ Hits: 285 | Votes: 4 | Rating: 10 ]

• IW3SIM Rosario - Italian prefix maps and band plans, includes links to antenna plans and many ham radio resources.
  [ Hits: 475 | Votes: 0 | Rating: 0 ]

• K8ZT's Ham Radio Resources - K8ZT's Extensive Ham Radio Resources about QRP, Vanity Callsigns, Software, Maps, Kent State, Shack Design, Argonaut, Sommer, Log Analysis
  [ Hits: 3443 | Votes: 11 | Rating: 5.91 ]

• Hamradio Board.de - German amateur radio portal mainly based on a bboard system, by DO1YAO
  [ Hits: 1865 | Votes: 4 | Rating: 10 ]

• Ham Radio communications can be fun ! - Ham radio activities, from satellite operations, eme communications, dxing and contesting, qsling and direction findings, are just some of ham radio exciting activities
  [ Hits: 653 | Votes: 0 | Rating: 0 ]

• JARL: application procedure for foreign hams - Information on establishing an amateur radio station in japan
  [ Hits: 669 | Votes: 0 | Rating: 0 ]

• NU9N ESSB AM Hi-Fi ham radio audio setup - NU9N recomendations for processed SSB, ESSB, AM Hi-Fi, Mid-Fi, Amateur Radio Audio Setup for transmiters, receivers and Amateur Radio Recording/Playback
  [ Hits: 3548 | Votes: 15 | Rating: 4.67 ]

• K0BG's ham radio mobile operator web site - This site is dedicated to mobile amateur radio operators, old and new alike. Whether you are into HF, or VHF operation, I trust the information presented will increase your enjoyment of our great hobby. With safety as a byword, there are articles on amplifiers, antennas, bonding, impedance matching, installing hardware, mobile equipment, noise and RFI abatement, wiring, and much more. I do my best to keep these articles up to date, and easy to follow.
  [ Hits: 4826 | Votes: 10 | Rating: 8.7 ]

• Catbox pc interface - A modular CAT interface for Yaesu VX-7R by G4TIC, tested with icom and ten-tec HF Rigs too, pdf file
  [ Hits: 4433 | Votes: 2 | Rating: 6 ]

• HamCalc v1.3  ^pop - HamCalc is a free collection of calculators for radio amateurs include Antenna ERP calculations, Attenuators, Audio Filter design, Coil Winding, Decibels, Great Circles map and calculator, HF Filters, HF Traps, Metric conversions OP Amps QRA Locator to Latitude/Longitude, Radio Horizon calculator, Resonance Satellite orbit calculator Timer calculations (555 timer)Zener Diode calculations Download zip By G4VWL
  [ Hits: 28328 | Votes: 110 | Rating: 5.42 ]

• MMvari - MMVARI is a multi-Mode SoundCard Ham (Amateur) Radio program for receiving and transmitting the RTTY-PSK-FSK-MFSK modes. The program was written to experiment with the efficiency of transmitting Japanese and East Asian languages (HL/BV/BY) using the VARICODE
  [ Hits: 6155 | Votes: 10 | Rating: 8.3 ]

• Radio and Scanner Modifications - Scanner and radio mods taken from qrz ham radio cd rom
  [ Hits: 20688 | Votes: 38 | Rating: 6.08 ]

• Programming VHF/UHF Radios - Programming a new VHF/UHF radio usually proves to be a frustrating experience for most new amateur radio operators. A new radio must first be programmed for simplex and repeater operation before it can be used to communicate with local hams.
  [ Hits: 15733 | Votes: 28 | Rating: 6.39 ]

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