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
224 Views
Last post July 16, 2025, 2358 UTC
by Ray Lalleu
1 Replies
461 Views
Last post October 07, 2022, 2305 UTC
by kris
1 Replies
371 Views
Last post June 15, 2025, 2344 UTC
by Ray Lalleu
1 Replies
202 Views
Last post December 21, 2024, 2227 UTC
by Ray Lalleu
0 Replies
110 Views
Last post June 27, 2025, 2143 UTC
by europirate
1 Replies
432 Views
Last post June 06, 2025, 2348 UTC
by Ray Lalleu
1 Replies
297 Views
Last post September 13, 2024, 2203 UTC
by Ray Lalleu
1 Replies
234 Views
Last post November 02, 2024, 2208 UTC
by Ray Lalleu
0 Replies
270 Views
Last post May 26, 2024, 2204 UTC
by Fisherman
1 Replies
278 Views
Last post October 05, 2024, 2225 UTC
by Ray Lalleu
1 Replies
445 Views
Last post January 01, 2022, 2342 UTC
by kris
2 Replies
330 Views
Last post February 15, 2025, 2348 UTC
by Ray Lalleu
4 Replies
834 Views
Last post October 12, 2023, 0125 UTC
by Dr. Strangelove
1 Replies
866 Views
Last post June 13, 2025, 2323 UTC
by Ray Lalleu
0 Replies
265 Views
Last post September 20, 2024, 2221 UTC
by N2MLP
0 Replies
114 Views
Last post July 26, 2025, 2225 UTC
by europirate
2 Replies
636 Views
Last post December 28, 2024, 2347 UTC
by greekdx
0 Replies
221 Views
Last post December 31, 2024, 2314 UTC
by N2MLP
0 Replies
353 Views
Last post July 15, 2022, 2323 UTC
by Ray Lalleu
2 Replies
520 Views
Last post December 20, 2021, 0905 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