Improve to GA-Class:

• Amateur radio
• Coaxial cable
• FT8
• Morse code
• Radioteletype

Expand and improve:

• 20 meters
• Amateur radio international operation
• Amateur radio net
• Amateur radio operating award
• Amateur radio repeater
• American Radio Relay League
• Baofeng UV-5R
• DX Century Club
• Field Day (amateur radio)
• International Amateur Radio Union
• International Lighthouse and Lightship Weekend
• Japan Amateur Radio League
• Hy-Gain
• Radcom
• Replexer
• Salvation Army Team Emergency Radio Network
• Shuttle Amateur Radio Experiment
• Simulated Emergency Test
• Skywarn
• South African Radio League
• Tucson Amateur Packet Radio
• VHF/UHF Century Club
• War Emergency Radio Service
• Winlink
• Wireless Institute of Australia
• Worked All Zones
• Yaesu (brand)
• Associazione Radioamatori Italiani
• Federacion Mexicana de Radio Experimentadores
• Gin pole
• Ham radio (magazine) - published in the USA from 1968 to 1990
• Deutscher Amateur Radio Club
• Liga Brasileira de Radioamadores
• Radio Amateur Society of Thailand
• Radio Club Argentino
• Soyuz Radiolyubitelei Rossii (Russian Amateur Radio Union)
• Suomen Radioamatooriliitto (Finnish Amateur Radio League)
• The Canadian Amateur - member journal of the Radio Amateurs of Canada
• Union de Radioaficionados Espanoles
• Union Francaise des Radioamateurs
• YASME Foundation

Create:

• Amateur Radio (magazine) - member journal of the Wireless Institute of Australia
• Amateur Radio Research and Development Corporation
  (AMRAD) of Washington, DC – Development of Packet Radio
• Ameritron
• Break In (magazine) - member journal of the New Zealand Association of Radio Transmitters
• FlexRadio Systems - SDR maker
• HAMNET - South African amateur radio emergency communications organization
• HB9CV - Famous DF VHF antenna
• DX cluster - Used to exist, but was deleted
• Ionoscatter - de:Ionoscatter, similar to troposcatter, but on ionosphere, not troposphere
• Les Hamilton GM3ITN Scotland (Falklands war)
• Doug Lockhart VE7APU (developed the Terminal node controller)
• Mirage (manufacturer)
• Radio propagation software
• Sako Hasegawa - JA1MP, founder of Yaesu Musen
• Tokuzo Inoue - JA3FA, founder of Icom Incorporated
• Tony Pole-Evans (Falklands War)
• Transequatorial propagation - see TV-FM DX for a starting point
• Tropospheric ducting - worth splitting from TV-FM DX into its own article
• Vectronics
• Wireless Institute Civil Emergency Network (Australia)
• Beaches On The Air awards program
• U.S. Islands Awards Program awards program