We seek to understand and document all radio transmissions, legal and otherwise, as part of the radio listening hobby. We do not encourage any radio operations contrary to regulations. Always consult with the appropriate authorities if you have questions concerning what is permissible in your locale.

Subject / Started by Last post
1 Replies
1707 Views
Last post April 05, 2016, 0113 UTC
by Chanter
0 Replies
978 Views
Last post July 12, 2015, 1719 UTC
by Oliver
5 Replies
2220 Views
Last post July 30, 2016, 2335 UTC
by ka1iic
0 Replies
1821 Views
Last post September 16, 2015, 1607 UTC
by Oliver
1 Replies
1189 Views
Last post March 23, 2017, 1106 UTC
by BoomboxDX
13 Replies
3493 Views
Last post October 13, 2017, 1722 UTC
by Josh
0 Replies
801 Views
Last post October 08, 2016, 0650 UTC
by Oliver
0 Replies
818 Views
Last post October 20, 2015, 1939 UTC
by Oliver
1 Replies
1350 Views
Last post February 25, 2015, 0122 UTC
by RCCI
0 Replies
815 Views
Last post December 29, 2016, 1932 UTC
by Oliver
0 Replies
1225 Views
Last post May 06, 2015, 1447 UTC
by Oliver
3 Replies
1983 Views
Last post April 01, 2016, 0158 UTC
by Chanter
0 Replies
867 Views
Last post May 02, 2016, 0708 UTC
by Oliver
0 Replies
1227 Views
Last post April 28, 2016, 1012 UTC
by Oliver
1 Replies
1267 Views
Last post January 19, 2017, 2139 UTC
by Josh
0 Replies
981 Views
Last post March 21, 2016, 1837 UTC
by Oliver
0 Replies
1144 Views
Last post July 07, 2015, 1510 UTC
by Oliver
2 Replies
2174 Views
Last post June 06, 2015, 0056 UTC
by Oliver
6 Replies
2364 Views
Last post August 22, 2018, 1832 UTC
by KaySeeks
0 Replies
1124 Views
Last post July 30, 2017, 0843 UTC
by Oliver

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground House Flag
by MitchellTimeDesigns