Skip to content

Ham Radio . Magnum Experimentum

Antennas, experiments, engineering and other articles of interest to radio folks.

  • Home
  • Radio Shorthand
    • Morse Abbreviations
    • Morse Code
    • Phonetic Alphabet
    • Q Signals
    • RST Signal Report
  • Tech Talk
    • Antenna Gain
    • Antenna Counterpoise
    • Digital
    • Logging Software
  • Amateur Radio, Why?
  • About
    • Privacy Policy
    • Terms and Conditions
    • Request Account
    • Contact
    • Sitemap
    • Advertise
  • Subjects
    • Activities
    • Antennas
    • contesting
    • Connectors
    • Digital Modes
    • EmComm
    • Installations
    • interfaces
    • Introspection
    • Lab Shootouts
    • Miscellaneous
    • mobile
    • NEC Shootouts
    • News
    • Operating Tips
    • power supply
    • Accessories
    • Promoting
    • Propagation
    • Public Service
    • Radios
    • Repair
    • Reviews
    • Safety
    • Software
    • station
    • Test Gear
    • Tomfoolery
    • Whackers
  • Home
  • Radio Shorthand
    • Morse Abbreviations
    • Morse Code
    • Phonetic Alphabet
    • Q Signals
    • RST Signal Report
  • Tech Talk
    • Antenna Gain
    • Antenna Counterpoise
    • Digital
    • Logging Software
  • Amateur Radio, Why?
  • About
    • Privacy Policy
    • Terms and Conditions
    • Request Account
    • Contact
    • Sitemap
    • Advertise
  • Subjects
    • Activities
    • Antennas
    • contesting
    • Connectors
    • Digital Modes
    • EmComm
    • Installations
    • interfaces
    • Introspection
    • Lab Shootouts
    • Miscellaneous
    • mobile
    • NEC Shootouts
    • News
    • Operating Tips
    • power supply
    • Accessories
    • Promoting
    • Propagation
    • Public Service
    • Radios
    • Repair
    • Reviews
    • Safety
    • Software
    • station
    • Test Gear
    • Tomfoolery
    • Whackers

GP-3

Radials mitigate feedline and mast currents, tests reveal

January 1, 2021April 15, 2018
Radial Comparison Diamond Antenna X50NA

Antenna patterns from a Diamond X50NA reveal how radials of proper size mitigate current running down the feedline and mounting structure.

Categories Antennas Tags 2m, Comet, Diamond, GP-3, measurement, radials, X50NA

Runt radials

March 24, 2017February 23, 2017

Antennas shipping with ineffective antenna decoupling are on the rise as manufacturers daringly advocate 1/12 wave radials work.

Categories Antennas Tags 2m, 70cm, Comet, decoupling, Diamond, GP-3, radials, X50

Help support this site

Become a Patron!
Antenna and repeater parts

Topics & Keywords

2m 6m 10m 15m 20m 40m 43 foot 70cm 80m AHVD APRS Baluns battery BigIR copper Diamond dipole DX-Eng. EFHW Elecraft end-fed EZNEC Field Day Golden Packet hexbeam J-Pole Kenwood kj4faj KX3 kx4o measurement mobile NEC NMO NVIS packet PL259 QRP sdr Simulation SteppIR UHF vertical dipole verticals VHF

Recently popular

  • Improving the Super-J
  • Airspy YouLoop LF/MF/HF Möbius Receive Antenna
  • Build this Vertical Portable HF Antenna
  • Slim Jim vs. Traditional J-pole Antenna
  • J-Pole Antenna – Should I ground it?
  • Small Loop HF Antenna
  • EFHW LNR Precision EF-10/20/40MKII Examination
  • Simulating the end-fed half-wave (EFHW) dipole antenna
  • The 43 foot vertical – The answer to ...
  • Mast Mountable J-Pole Antenna
© 2007-2023 John Scott Huggins and other authors and creators, All Rights Reserved.