Four over Four for 144MHz
- This article describes the 144MHz horizontally polarised antenna at VK1OD in November 2008.
The antenna uses two identical four element arrays that were constructed around 1970
The Mountain Repeater Association
- Formed about 30 years ago, in an effort to promote the growth of 220 MHz operation, further the readiness of the Amateur Radio Community to provide disaster emergency communications, and to promote experimentation with VHF communications.