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
368 Views
Last post June 26, 2023, 0222 UTC
by Shortwave_Listener
0 Replies
327 Views
Last post November 01, 2024, 0430 UTC
by Shortwave_Listener
0 Replies
420 Views
Last post October 02, 2022, 2333 UTC
by Shortwave_Listener
13 Replies
1447 Views
Last post March 21, 2023, 2356 UTC
by myteaquinn
13 Replies
1232 Views
Last post July 05, 2023, 0058 UTC
by Shortwave_Listener
5 Replies
973 Views
Last post June 03, 2023, 1626 UTC
by fpeconsultant
3 Replies
801 Views
Last post November 21, 2023, 1937 UTC
by Ct Yankee
0 Replies
335 Views
Last post September 10, 2024, 0505 UTC
by Shortwave_Listener
0 Replies
453 Views
Last post December 18, 2023, 0147 UTC
by Shortwave_Listener
10 Replies
1085 Views
Last post February 06, 2023, 0110 UTC
by Shortwave_Listener
3 Replies
771 Views
Last post January 14, 2023, 0507 UTC
by Charlie_Dont_Surf
0 Replies
328 Views
Last post March 11, 2023, 0010 UTC
by Shortwave_Listener
0 Replies
627 Views
Last post February 14, 2025, 0749 UTC
by Shortwave_Listener
2 Replies
361 Views
Last post November 17, 2024, 1345 UTC
by ChrisSmolinski
1 Replies
1962 Views
Last post June 08, 2025, 1350 UTC
by ChrisSmolinski
12 Replies
1294 Views
Last post September 17, 2022, 0423 UTC
by Zoidberg
1 Replies
580 Views
Last post November 28, 2023, 1340 UTC
by ChrisSmolinski
1 Replies
417 Views
Last post April 08, 2023, 0326 UTC
by N2MLP
2 Replies
630 Views
Last post February 13, 2023, 0422 UTC
by unmattchable
4 Replies
619 Views
Last post March 12, 2023, 0601 UTC
by ChrisLobdell

 

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

Locked Topic
Sticky Topic
Poll


HFUnderground Mug
HFUnderground Mug
by MitchellTimeDesigns