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
393 Views
Last post March 05, 2022, 0831 UTC
by Ray Lalleu
1 Replies
471 Views
Last post December 31, 2021, 1416 UTC
by dxace1
1 Replies
501 Views
Last post February 04, 2022, 0929 UTC
by TRI International
0 Replies
413 Views
Last post February 18, 2022, 1639 UTC
by Ray Lalleu
3 Replies
691 Views
Last post September 07, 2021, 2044 UTC
by Bali_Frank
0 Replies
456 Views
Last post March 05, 2022, 2019 UTC
by Ray Lalleu
1 Replies
535 Views
Last post May 14, 2021, 2243 UTC
by Ray Lalleu
2 Replies
524 Views
Last post December 29, 2021, 2232 UTC
by Ray Lalleu
1 Replies
439 Views
Last post January 08, 2022, 0018 UTC
by kris
0 Replies
437 Views
Last post December 30, 2021, 2313 UTC
by Ray Lalleu
1 Replies
437 Views
Last post March 07, 2022, 1834 UTC
by kris
0 Replies
376 Views
Last post February 24, 2022, 0757 UTC
by Ray Lalleu
2 Replies
537 Views
Last post February 25, 2022, 1107 UTC
by Bali_Frank
0 Replies
400 Views
Last post March 07, 2022, 0807 UTC
by Ray Lalleu
0 Replies
426 Views
Last post February 25, 2022, 2036 UTC
by Ray Lalleu
1 Replies
513 Views
Last post March 05, 2022, 2355 UTC
by Ray Lalleu
0 Replies
252 Views
Last post January 08, 2025, 1841 UTC
by Ray Lalleu
0 Replies
183 Views
Last post January 14, 2025, 1701 UTC
by Ray Lalleu
2 Replies
334 Views
Last post March 30, 2024, 1755 UTC
by Fisherman
0 Replies
183 Views
Last post October 25, 2024, 1834 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 House Flag
by MitchellTimeDesigns