[aprssig] Pulse Mod
Andrew Rich
vk4tec at tech-software.net
Mon Sep 25 16:48:50 EDT 2006
Gudday
I have been looking closely at how aircraft send their positions using ADS-B
on 1090 MHz.
The data burst is around 112us and happens every 0.5 second.
Just wondering why we as hams do not do such a thing ?
Is it the bandwidth restrictions ?
-----------------------------------------
Andrew Rich
Amateur radio callsign VK4TEC
email: vk4tec at tech-software.net
web: http://www.tech-software.net
Brisbane AUSTRALIA
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