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
319 Views
Last post October 27, 2023, 1533 UTC
by Ray Lalleu
0 Replies
319 Views
Last post December 09, 2024, 1735 UTC
by Ray Lalleu
1 Replies
319 Views
Last post July 09, 2022, 2022 UTC
by SWreflection
0 Replies
319 Views
Last post June 25, 2023, 2250 UTC
by Ray Lalleu
2 Replies
319 Views
Last post February 01, 2025, 1928 UTC
by kris
1 Replies
319 Views
Last post June 23, 2024, 1850 UTC
by Fisherman
0 Replies
319 Views
Last post May 03, 2024, 2026 UTC
by Ray Lalleu
0 Replies
319 Views
Last post September 09, 2025, 0758 UTC
by Ray Lalleu
1 Replies
319 Views
Last post February 05, 2023, 1101 UTC
by m3ozp1
0 Replies
319 Views
Last post June 28, 2020, 1704 UTC
by Ray Lalleu
0 Replies
319 Views
Last post August 22, 2024, 1440 UTC
by kris
0 Replies
319 Views
Last post January 30, 2024, 1925 UTC
by Ray Lalleu
0 Replies
319 Views
Last post January 06, 2023, 1956 UTC
by Ray Lalleu
1 Replies
319 Views
Last post September 20, 2023, 2302 UTC
by N2MLP
1 Replies
319 Views
Last post February 25, 2025, 1617 UTC
by Ray Lalleu
0 Replies
319 Views
Last post August 02, 2020, 0747 UTC
by Ray Lalleu
0 Replies
319 Views
Last post April 01, 2024, 1927 UTC
by Ray Lalleu
0 Replies
319 Views
Last post April 16, 2024, 1329 UTC
by Fisherman
0 Replies
319 Views
Last post March 29, 2022, 1516 UTC
by Ray Lalleu
1 Replies
319 Views
Last post July 27, 2025, 1455 UTC
by RainBrandy

 

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