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
0 Replies
185 Views
Last post March 07, 2024, 0654 UTC
by Ray Lalleu
1 Replies
311 Views
Last post May 23, 2021, 0941 UTC
by Bali_Frank
0 Replies
399 Views
Last post August 27, 2019, 1718 UTC
by Ray Lalleu
1 Replies
245 Views
Last post August 27, 2023, 2032 UTC
by N2MLP
0 Replies
389 Views
Last post September 11, 2021, 2002 UTC
by Ray Lalleu
0 Replies
347 Views
Last post December 25, 2019, 1608 UTC
by Ray Lalleu
1 Replies
353 Views
Last post November 30, 2024, 0238 UTC
by N2MLP
0 Replies
294 Views
Last post December 28, 2022, 2103 UTC
by Ray Lalleu
0 Replies
374 Views
Last post February 13, 2021, 1911 UTC
by Ray Lalleu
0 Replies
460 Views
Last post April 22, 2019, 1351 UTC
by Ray Lalleu
1 Replies
443 Views
Last post April 30, 2022, 1614 UTC
by Shortwave_Listener
1 Replies
472 Views
Last post August 20, 2020, 0107 UTC
by ChrisSmolinski
0 Replies
510 Views
Last post July 08, 2018, 1944 UTC
by Ray Lalleu
1 Replies
214 Views
Last post August 24, 2024, 2216 UTC
by kris
2 Replies
366 Views
Last post October 15, 2023, 1841 UTC
by FOX
0 Replies
277 Views
Last post August 12, 2022, 1900 UTC
by Ray Lalleu
0 Replies
327 Views
Last post February 20, 2020, 1539 UTC
by Ray Lalleu
0 Replies
170 Views
Last post January 11, 2025, 1135 UTC
by Ray Lalleu
3 Replies
344 Views
Last post January 20, 2024, 2126 UTC
by N2MLP
3 Replies
650 Views
Last post January 23, 2022, 1811 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 T-Shirt
HFUnderground T-Shirt
by MitchellTimeDesigns