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
286 Views
Last post November 25, 2023, 2122 UTC
by Ray Lalleu
1 Replies
287 Views
Last post March 19, 2023, 1137 UTC
by Ray Lalleu
1 Replies
164 Views
Last post December 19, 2024, 1544 UTC
by europirate
1 Replies
302 Views
Last post November 05, 2022, 2247 UTC
by Ray Lalleu
0 Replies
199 Views
Last post April 09, 2023, 1334 UTC
by Ray Lalleu
1 Replies
314 Views
Last post October 06, 2024, 2257 UTC
by Ray Lalleu
0 Replies
191 Views
Last post March 05, 2023, 1420 UTC
by Ray Lalleu
0 Replies
230 Views
Last post December 24, 2022, 1444 UTC
by Ray Lalleu
1 Replies
248 Views
Last post September 10, 2023, 1951 UTC
by N2MLP
2 Replies
498 Views
Last post July 21, 2021, 2158 UTC
by kris
1 Replies
303 Views
Last post September 21, 2022, 1804 UTC
by kris
0 Replies
170 Views
Last post January 25, 2025, 1539 UTC
by Ray Lalleu
0 Replies
200 Views
Last post July 15, 2023, 1623 UTC
by Ray Lalleu
0 Replies
236 Views
Last post March 04, 2024, 1647 UTC
by Ray Lalleu
1 Replies
340 Views
Last post August 29, 2022, 2006 UTC
by Ray Lalleu
1 Replies
393 Views
Last post October 14, 2023, 2117 UTC
by N2MLP
0 Replies
260 Views
Last post April 03, 2023, 1703 UTC
by Ray Lalleu
0 Replies
390 Views
Last post March 28, 2022, 1707 UTC
by Ray Lalleu
0 Replies
210 Views
Last post August 26, 2023, 1715 UTC
by Ray Lalleu
0 Replies
193 Views
Last post June 24, 2023, 1718 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 T-Shirt
HFUnderground T-Shirt
by MitchellTimeDesigns