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
776 Views
Last post July 22, 2022, 2150 UTC
by Ray Lalleu
0 Replies
487 Views
Last post October 15, 2022, 2032 UTC
by Misti-Radio
0 Replies
354 Views
Last post December 09, 2024, 1853 UTC
by TRI International
0 Replies
467 Views
Last post October 31, 2022, 1737 UTC
by Misti-Radio
0 Replies
376 Views
Last post July 29, 2024, 2038 UTC
by europirate
0 Replies
506 Views
Last post August 31, 2023, 1818 UTC
by m3ozp1
0 Replies
330 Views
Last post June 29, 2024, 1129 UTC
by TRI International
0 Replies
397 Views
Last post April 06, 2024, 1211 UTC
by TRI International
0 Replies
565 Views
Last post September 09, 2023, 1343 UTC
by TRI International
0 Replies
401 Views
Last post May 25, 2024, 1633 UTC
by TRI International
0 Replies
734 Views
Last post May 04, 2025, 1346 UTC
by TRI International
0 Replies
396 Views
Last post November 28, 2022, 1958 UTC
by Misti-Radio
0 Replies
404 Views
Last post December 06, 2022, 1922 UTC
by Ray Lalleu
0 Replies
447 Views
Last post December 15, 2023, 1354 UTC
by TRI International
0 Replies
104 Views
Last post October 29, 2025, 2008 UTC
by europirate
1 Replies
47 Views
Last post November 15, 2025, 1827 UTC
by Mad Radio DXer UK
0 Replies
501 Views
Last post October 24, 2024, 2034 UTC
by DFD21
0 Replies
910 Views
Last post November 27, 2023, 2033 UTC
by europirate
0 Replies
315 Views
Last post October 28, 2024, 1806 UTC
by europirate
3 Replies
976 Views
Last post May 14, 2022, 1558 UTC
by Misti-Radio

 

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