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
17 Replies
1519 Views
Last post September 17, 2022, 0303 UTC
by Pigmeat
16 Replies
1542 Views
Last post April 08, 2023, 0321 UTC
by Pigmeat
4 Replies
770 Views
Last post March 12, 2023, 0703 UTC
by Pigmeat
6 Replies
652 Views
Last post September 02, 2023, 0329 UTC
by TheHappyWanker
7 Replies
922 Views
Last post September 28, 2024, 0057 UTC
by Sky Waves
3 Replies
796 Views
Last post July 01, 2022, 2354 UTC
by Pigmeat
0 Replies
336 Views
Last post June 21, 2023, 0359 UTC
by Shortwave_Listener
0 Replies
310 Views
Last post July 30, 2023, 0448 UTC
by Shortwave_Listener
5 Replies
817 Views
Last post October 02, 2024, 0335 UTC
by Joker
1 Replies
698 Views
Last post February 25, 2025, 1313 UTC
by ChrisSmolinski
0 Replies
297 Views
Last post August 03, 2023, 0711 UTC
by Shortwave_Listener
1 Replies
482 Views
Last post December 23, 2024, 1801 UTC
by Professor
9 Replies
1189 Views
Last post October 06, 2024, 1610 UTC
by N2MLP
0 Replies
399 Views
Last post July 12, 2022, 0457 UTC
by Shortwave_Listener
11 Replies
800 Views
Last post November 29, 2024, 0257 UTC
by Markokpik
11 Replies
1196 Views
Last post January 06, 2025, 0153 UTC
by Quasar
7 Replies
842 Views
Last post July 17, 2022, 0334 UTC
by bfrederi
3 Replies
1106 Views
Last post October 23, 2023, 0502 UTC
by TheHappyWanker
1 Replies
323 Views
Last post July 04, 2023, 2336 UTC
by dxace1
8 Replies
5503 Views
Last post May 28, 2025, 2027 UTC
by N2MLP

 

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