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
3 Replies
1063 Views
Last post October 23, 2022, 0130 UTC
by Shortwave_Listener
0 Replies
436 Views
Last post June 01, 2022, 2128 UTC
by TRI International
0 Replies
415 Views
Last post October 27, 2023, 2125 UTC
by TRI International
1 Replies
452 Views
Last post October 12, 2022, 0955 UTC
by Pigmeat
0 Replies
298 Views
Last post September 24, 2023, 0931 UTC
by TRI International
0 Replies
317 Views
Last post September 18, 2023, 0901 UTC
by TRI International
0 Replies
389 Views
Last post October 24, 2023, 1155 UTC
by TRI International
3 Replies
1464 Views
Last post March 27, 2024, 1237 UTC
by Teotwaki
0 Replies
386 Views
Last post May 23, 2025, 0943 UTC
by TRI International
0 Replies
362 Views
Last post September 04, 2023, 1053 UTC
by TRI International
0 Replies
588 Views
Last post May 09, 2025, 1612 UTC
by TRI International
0 Replies
274 Views
Last post November 21, 2023, 1151 UTC
by TRI International
0 Replies
357 Views
Last post October 12, 2023, 1111 UTC
by TRI International
0 Replies
279 Views
Last post August 20, 2023, 1005 UTC
by TRI International
0 Replies
363 Views
Last post April 19, 2025, 1256 UTC
by TRI International
0 Replies
278 Views
Last post November 25, 2024, 0846 UTC
by TRI International
0 Replies
297 Views
Last post October 08, 2023, 1102 UTC
by TRI International
0 Replies
286 Views
Last post November 17, 2024, 1059 UTC
by TRI International
0 Replies
392 Views
Last post October 04, 2023, 0943 UTC
by TRI International
0 Replies
433 Views
Last post October 22, 2022, 1207 UTC
by TRI International

 

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