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
472 Views
Last post June 10, 2022, 1838 UTC
by Ray Lalleu
1 Replies
472 Views
Last post June 12, 2022, 0836 UTC
by Mystery21
1 Replies
472 Views
Last post June 19, 2022, 2253 UTC
by kris
1 Replies
472 Views
Last post July 22, 2022, 1229 UTC
by dave1965
2 Replies
472 Views
Last post August 13, 2022, 1744 UTC
by ShortwaveRadio.de
2 Replies
472 Views
Last post October 21, 2022, 1841 UTC
by Ray Lalleu
2 Replies
472 Views
Last post August 13, 2023, 1817 UTC
by N2MLP
0 Replies
472 Views
Last post October 25, 2023, 1915 UTC
by Ray Lalleu
1 Replies
472 Views
Last post October 29, 2023, 1804 UTC
by Ray Lalleu
2 Replies
472 Views
Last post August 29, 2024, 1255 UTC
by Ray Lalleu
3 Replies
472 Views
Last post September 07, 2024, 0326 UTC
by RobRich
3 Replies
472 Views
Last post March 10, 2025, 0952 UTC
by Benoit LEVEQUE
3 Replies
472 Views
Last post March 14, 2025, 1647 UTC
by Ray Lalleu
1 Replies
472 Views
Last post April 01, 2025, 1104 UTC
by Ray Lalleu
0 Replies
471 Views
Last post January 22, 2024, 0842 UTC
by Ray Lalleu
0 Replies
471 Views
Last post February 02, 2024, 0811 UTC
by kris
3 Replies
471 Views
Last post May 19, 2024, 1733 UTC
by kris
2 Replies
471 Views
Last post June 15, 2024, 1623 UTC
by Fisherman
3 Replies
471 Views
Last post July 21, 2024, 0946 UTC
by Ray Lalleu
1 Replies
471 Views
Last post September 25, 2024, 2019 UTC
by James_Calais

 

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