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
217 Views
Last post May 03, 2023, 1535 UTC
by Ray Lalleu
0 Replies
217 Views
Last post August 28, 2023, 0656 UTC
by Ray Lalleu
0 Replies
217 Views
Last post December 10, 2024, 1603 UTC
by kris
0 Replies
217 Views
Last post February 03, 2023, 0812 UTC
by Ray Lalleu
0 Replies
217 Views
Last post October 16, 2024, 1512 UTC
by Ray Lalleu
1 Replies
217 Views
Last post November 01, 2024, 1942 UTC
by Fisherman
0 Replies
217 Views
Last post July 27, 2024, 0840 UTC
by Ray Lalleu
1 Replies
217 Views
Last post September 22, 2024, 1709 UTC
by Ray Lalleu
0 Replies
217 Views
Last post October 09, 2022, 0853 UTC
by Ray Lalleu
0 Replies
217 Views
Last post September 06, 2022, 1913 UTC
by Ray Lalleu
0 Replies
217 Views
Last post November 09, 2024, 1416 UTC
by kris
0 Replies
217 Views
Last post July 06, 2025, 2132 UTC
by Ray Lalleu
0 Replies
217 Views
Last post February 26, 2023, 1309 UTC
by Ray Lalleu
0 Replies
217 Views
Last post April 10, 2023, 1922 UTC
by Ray Lalleu
0 Replies
217 Views
Last post October 14, 2024, 0836 UTC
by Ray Lalleu
0 Replies
217 Views
Last post March 25, 2023, 0839 UTC
by Ray Lalleu
0 Replies
217 Views
Last post March 16, 2024, 2111 UTC
by Ray Lalleu
0 Replies
217 Views
Last post January 27, 2023, 1623 UTC
by Ray Lalleu
2 Replies
217 Views
Last post October 15, 2023, 0852 UTC
by Antonia
0 Replies
217 Views
Last post November 20, 2022, 0743 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