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
0 Replies
1463 Views
Last post August 21, 2022, 0948 UTC
by Dag
17 Replies
4765 Views
Last post August 12, 2022, 0302 UTC
by ~SIGINT~
2 Replies
1694 Views
Last post August 05, 2022, 0341 UTC
by WPE0ERM
8 Replies
2574 Views
Last post August 01, 2022, 1701 UTC
by Token
0 Replies
1332 Views
Last post July 19, 2022, 0820 UTC
by TRI International
0 Replies
1474 Views
Last post July 18, 2022, 2249 UTC
by Token
4 Replies
2426 Views
Last post July 18, 2022, 2146 UTC
by Josh
3 Replies
2761 Views
Last post June 24, 2022, 2107 UTC
by Token
2 Replies
1974 Views
Last post June 20, 2022, 0135 UTC
by HarryHydro
0 Replies
1487 Views
Last post May 25, 2022, 0233 UTC
by turbocode
7 Replies
3152 Views
Last post May 08, 2022, 1939 UTC
by MegatonRange
3 Replies
2506 Views
Last post May 04, 2022, 1937 UTC
by Josh
3 Replies
2693 Views
Last post May 04, 2022, 1926 UTC
by Josh
6 Replies
3145 Views
Last post May 04, 2022, 1925 UTC
by Josh
2 Replies
2092 Views
Last post April 21, 2022, 0730 UTC
by l0ngwire
3 Replies
1871 Views
Last post April 12, 2022, 0037 UTC
by CoryD81
3 Replies
1932 Views
Last post April 07, 2022, 1427 UTC
by manfred
2 Replies
1926 Views
Last post April 03, 2022, 0301 UTC
by alleycat
2 Replies
1928 Views
Last post March 22, 2022, 1325 UTC
by JustGreg
2 Replies
1846 Views
Last post March 13, 2022, 2233 UTC
by Stretchyman

 

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