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
932 Views
Last post January 22, 2013, 1320 UTC
by ChrisSmolinski
1 Replies
1186 Views
Last post May 05, 2011, 0218 UTC
by Zane
2 Replies
1175 Views
Last post January 27, 2013, 1846 UTC
by ChrisSmolinski
0 Replies
3054 Views
Last post April 13, 2008, 2327 UTC
by Sealord
0 Replies
1038 Views
Last post January 04, 2012, 1158 UTC
by Sealord
0 Replies
1694 Views
Last post November 21, 2009, 0308 UTC
by Sealord
1 Replies
915 Views
Last post October 20, 2012, 1409 UTC
by ChrisSmolinski
3 Replies
792 Views
Last post August 27, 2024, 1158 UTC
by ChrisSmolinski
3 Replies
1750 Views
Last post July 19, 2012, 0146 UTC
by jFarley
1 Replies
974 Views
Last post December 10, 2012, 1856 UTC
by ChrisSmolinski
2 Replies
1226 Views
Last post August 22, 2013, 2026 UTC
by jFarley
0 Replies
1266 Views
Last post September 28, 2013, 1456 UTC
by Sealord
0 Replies
1047 Views
Last post March 25, 2012, 2246 UTC
by Sealord
2 Replies
542 Views
Last post October 13, 2024, 2114 UTC
by N2MLP
8 Replies
2855 Views
Last post February 11, 2012, 0004 UTC
by Zoidberg
2 Replies
1129 Views
Last post October 26, 2013, 2328 UTC
by RCCI
0 Replies
850 Views
Last post January 27, 2013, 1903 UTC
by Sealord
6 Replies
1773 Views
Last post May 11, 2012, 0133 UTC
by refmo
7 Replies
993 Views
Last post December 07, 2024, 2103 UTC
by Coastal NC DX
0 Replies
1482 Views
Last post November 21, 2009, 0335 UTC
by Sealord

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground T-Shirt
by MitchellTimeDesigns