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
2 Replies
393 Views
Last post July 30, 2025, 2105 UTC
by Robertas
0 Replies
221 Views
Last post June 24, 2025, 1950 UTC
by Ray Lalleu
0 Replies
159 Views
Last post November 15, 2025, 1508 UTC
by Ray Lalleu
0 Replies
170 Views
Last post October 14, 2025, 1536 UTC
by Ray Lalleu
0 Replies
99 Views
Last post December 20, 2025, 1251 UTC
by Alex BLR
0 Replies
185 Views
Last post October 14, 2025, 0950 UTC
by Ray Lalleu
1 Replies
228 Views
Last post October 12, 2025, 1807 UTC
by Ray Lalleu
0 Replies
164 Views
Last post October 31, 2025, 1635 UTC
by Ray Lalleu
0 Replies
208 Views
Last post August 01, 2025, 1729 UTC
by Ray Lalleu
1 Replies
282 Views
Last post August 04, 2025, 1209 UTC
by RainBrandy
0 Replies
314 Views
Last post July 07, 2025, 1919 UTC
by Ray Lalleu
1 Replies
222 Views
Last post October 10, 2025, 0723 UTC
by Ray Lalleu
0 Replies
217 Views
Last post August 28, 2025, 1744 UTC
by Alex BLR
0 Replies
184 Views
Last post October 09, 2025, 1851 UTC
by Ray Lalleu
1 Replies
224 Views
Last post October 12, 2025, 1924 UTC
by europirate
1 Replies
104 Views
Last post January 06, 2026, 2004 UTC
by jackroberts
0 Replies
83 Views
Last post January 07, 2026, 1103 UTC
by Ray Lalleu
0 Replies
182 Views
Last post October 08, 2025, 1711 UTC
by Ray Lalleu
0 Replies
210 Views
Last post October 31, 2025, 1637 UTC
by Ray Lalleu
0 Replies
169 Views
Last post October 02, 2025, 1402 UTC
by Ray Lalleu

 

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