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
216 Views
Last post March 18, 2024, 2046 UTC
by Ray Lalleu
1 Replies
422 Views
Last post April 04, 2022, 1758 UTC
by kris
1 Replies
385 Views
Last post July 18, 2020, 2019 UTC
by Ray Lalleu
0 Replies
149 Views
Last post June 21, 2025, 1631 UTC
by Ray Lalleu
0 Replies
206 Views
Last post July 21, 2024, 1926 UTC
by Ray Lalleu
1 Replies
489 Views
Last post September 25, 2021, 1730 UTC
by raypfaff
0 Replies
363 Views
Last post October 24, 2020, 1547 UTC
by Ray Lalleu
0 Replies
390 Views
Last post January 11, 2020, 1726 UTC
by Ray Lalleu
3 Replies
836 Views
Last post October 19, 2018, 2118 UTC
by chaosam
1 Replies
306 Views
Last post December 14, 2024, 1039 UTC
by europirate
0 Replies
172 Views
Last post December 24, 2023, 1620 UTC
by Ray Lalleu
0 Replies
261 Views
Last post January 21, 2023, 0953 UTC
by Ray Lalleu
0 Replies
228 Views
Last post March 25, 2025, 1759 UTC
by Ray Lalleu
2 Replies
322 Views
Last post May 13, 2023, 2249 UTC
by Pigmeat
0 Replies
381 Views
Last post June 06, 2021, 0727 UTC
by Ray Lalleu
3 Replies
661 Views
Last post September 14, 2019, 1619 UTC
by kris
0 Replies
249 Views
Last post September 03, 2022, 0739 UTC
by Ray Lalleu
0 Replies
300 Views
Last post November 29, 2020, 0908 UTC
by Ray Lalleu
0 Replies
396 Views
Last post December 16, 2018, 1044 UTC
by Ray Lalleu
2 Replies
439 Views
Last post January 30, 2024, 1738 UTC
by Fisherman

 

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