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
558 Views
Last post January 14, 2020, 1705 UTC
by Ray Lalleu
1 Replies
412 Views
Last post March 20, 2024, 2124 UTC
by Ray Lalleu
1 Replies
913 Views
Last post February 02, 2020, 1420 UTC
by Ray Lalleu
2 Replies
595 Views
Last post April 04, 2024, 1502 UTC
by Ray Lalleu
0 Replies
309 Views
Last post April 13, 2023, 1219 UTC
by kris
1 Replies
371 Views
Last post March 09, 2024, 1924 UTC
by Ray Lalleu
4 Replies
841 Views
Last post March 30, 2025, 0049 UTC
by refmo
2 Replies
557 Views
Last post April 08, 2022, 1721 UTC
by Ray Lalleu
2 Replies
692 Views
Last post October 26, 2020, 1939 UTC
by Ray Lalleu
0 Replies
988 Views
Last post June 16, 2017, 2017 UTC
by kris
2 Replies
1344 Views
Last post February 15, 2024, 2053 UTC
by Fisherman
1 Replies
378 Views
Last post January 09, 2024, 2004 UTC
by Ray Lalleu
0 Replies
509 Views
Last post December 08, 2021, 2351 UTC
by kris
0 Replies
297 Views
Last post November 30, 2023, 1546 UTC
by kris
2 Replies
671 Views
Last post August 29, 2021, 2302 UTC
by Ray Lalleu
4 Replies
665 Views
Last post April 01, 2021, 1932 UTC
by dxace1
1 Replies
529 Views
Last post January 24, 2024, 0939 UTC
by Ray Lalleu
3 Replies
601 Views
Last post September 15, 2024, 2132 UTC
by Fisherman
3 Replies
692 Views
Last post September 29, 2021, 2226 UTC
by Ray Lalleu
0 Replies
560 Views
Last post January 24, 2021, 1619 UTC
by kris

 

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