• Check the the path profile between two stations heywhatsthat.com/profiler.html
• The VK DMR network   www.vkdmr.com 
• Redlands SES    http://www.redlandses.com.au/

Clubs

• Sunshine Coast Amateur Radio Club:   http://www.vk4wis.org/
• Darling Downs Radio Club:           http://ddrci.webs.com/
• Nutty Noels Campers:          http://vk4nl3.wix.com/noelsnuttycampers