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
6 Replies
877 Views
Last post September 01, 2024, 0128 UTC
by Dr. Strangelove
6 Replies
1017 Views
Last post August 30, 2024, 1255 UTC
by N2MLP
6 Replies
737 Views
Last post August 25, 2024, 1445 UTC
by Sealord
6 Replies
726 Views
Last post August 18, 2024, 2316 UTC
by Molvania Poacher
6 Replies
909 Views
Last post August 15, 2024, 0129 UTC
by Markokpik
6 Replies
992 Views
Last post August 12, 2024, 1245 UTC
by ChrisSmolinski
6 Replies
1041 Views
Last post August 11, 2024, 0504 UTC
by N2MLP
6 Replies
846 Views
Last post August 09, 2024, 2207 UTC
by N2MLP
6 Replies
865 Views
Last post August 07, 2024, 0901 UTC
by N2MLP
6 Replies
897 Views
Last post August 06, 2024, 0047 UTC
by AlexRadioDX
6 Replies
678 Views
Last post August 05, 2024, 1415 UTC
by ChrisSmolinski
6 Replies
1081 Views
Last post August 04, 2024, 0507 UTC
by Sealord
6 Replies
1145 Views
Last post July 30, 2024, 2123 UTC
by N2MLP
6 Replies
882 Views
Last post July 30, 2024, 2112 UTC
by N2MLP
6 Replies
577 Views
Last post July 27, 2024, 0236 UTC
by dxace1
6 Replies
987 Views
Last post July 26, 2024, 2228 UTC
by N2MLP
6 Replies
728 Views
Last post July 26, 2024, 2239 UTC
by N2MLP
6 Replies
661 Views
Last post July 21, 2024, 1403 UTC
by N2MLP
6 Replies
779 Views
Last post July 18, 2024, 0916 UTC
by N2MLP
6 Replies
948 Views
Last post July 11, 2024, 1455 UTC
by ChrisSmolinski

 

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