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
379 Views
Last post October 29, 2024, 1821 UTC
by dxace1
4 Replies
844 Views
Last post May 14, 2020, 2057 UTC
by kris
2 Replies
714 Views
Last post June 08, 2020, 2023 UTC
by Normz
1 Replies
353 Views
Last post April 26, 2023, 2223 UTC
by Ray Lalleu
2 Replies
489 Views
Last post December 27, 2022, 1437 UTC
by Ray Lalleu
0 Replies
518 Views
Last post January 09, 2022, 1103 UTC
by ukdxer
2 Replies
473 Views
Last post October 28, 2022, 1807 UTC
by kobalts
1 Replies
412 Views
Last post October 08, 2022, 1530 UTC
by Ray Lalleu
5 Replies
886 Views
Last post July 12, 2021, 2336 UTC
by Ray Lalleu
3 Replies
572 Views
Last post January 25, 2023, 1845 UTC
by kris
2 Replies
434 Views
Last post July 07, 2024, 1018 UTC
by Ray Lalleu
1 Replies
546 Views
Last post April 17, 2022, 1457 UTC
by FOX
2 Replies
369 Views
Last post August 25, 2025, 1736 UTC
by Robertas
3 Replies
395 Views
Last post August 12, 2023, 1315 UTC
by kris
2 Replies
577 Views
Last post August 25, 2022, 2017 UTC
by kris
1 Replies
533 Views
Last post May 06, 2022, 1852 UTC
by Ray Lalleu
3 Replies
701 Views
Last post February 29, 2024, 1934 UTC
by dxace1
2 Replies
359 Views
Last post July 28, 2024, 0904 UTC
by Ray Lalleu
1 Replies
622 Views
Last post December 24, 2019, 1838 UTC
by Ray Lalleu
1 Replies
431 Views
Last post December 27, 2022, 1341 UTC
by Bricklayer

 

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