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
366 Views
Last post September 29, 2022, 1721 UTC
by Ray Lalleu
1 Replies
297 Views
Last post October 04, 2023, 2047 UTC
by kris
2 Replies
830 Views
Last post June 21, 2018, 2135 UTC
by kris
0 Replies
441 Views
Last post October 05, 2019, 0912 UTC
by Ray Lalleu
0 Replies
341 Views
Last post August 06, 2020, 2011 UTC
by Ray Lalleu
2 Replies
690 Views
Last post June 26, 2021, 1039 UTC
by prldx
1 Replies
276 Views
Last post April 12, 2025, 1941 UTC
by Ray Lalleu
1 Replies
369 Views
Last post May 02, 2020, 1905 UTC
by Ray Lalleu
1 Replies
444 Views
Last post January 08, 2024, 0007 UTC
by Ray Lalleu
0 Replies
563 Views
Last post November 06, 2018, 1718 UTC
by Ray Lalleu
0 Replies
300 Views
Last post November 07, 2020, 1639 UTC
by Ray Lalleu
0 Replies
364 Views
Last post July 30, 2022, 1734 UTC
by Ray Lalleu
1 Replies
348 Views
Last post August 11, 2024, 1917 UTC
by kris
0 Replies
649 Views
Last post August 15, 2019, 2105 UTC
by Ray Lalleu
0 Replies
556 Views
Last post May 13, 2021, 1620 UTC
by Ray Lalleu
0 Replies
440 Views
Last post April 12, 2019, 1628 UTC
by Ray Lalleu
0 Replies
455 Views
Last post April 01, 2020, 1854 UTC
by Ray Lalleu
1 Replies
445 Views
Last post February 04, 2021, 2136 UTC
by kris
1 Replies
398 Views
Last post December 15, 2022, 1855 UTC
by henri
1 Replies
229 Views
Last post November 17, 2024, 1036 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