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
2 Replies
799 Views
Last post June 22, 2019, 2248 UTC
by kris
2 Replies
344 Views
Last post April 30, 2023, 2123 UTC
by Ray Lalleu
2 Replies
664 Views
Last post June 22, 2019, 1959 UTC
by RainBrandy
2 Replies
528 Views
Last post May 02, 2023, 1704 UTC
by Ray Lalleu
2 Replies
834 Views
Last post October 09, 2020, 1321 UTC
by Normz
2 Replies
599 Views
Last post June 22, 2019, 1722 UTC
by Ray Lalleu
2 Replies
632 Views
Last post October 07, 2020, 2058 UTC
by dandan22
2 Replies
489 Views
Last post April 29, 2023, 0826 UTC
by dave1965
2 Replies
451 Views
Last post April 29, 2023, 1840 UTC
by Ray Lalleu
2 Replies
349 Views
Last post April 28, 2023, 1847 UTC
by dxace1
2 Replies
543 Views
Last post April 28, 2023, 1645 UTC
by Ethernut
2 Replies
360 Views
Last post April 30, 2023, 0922 UTC
by Bali_Frank
2 Replies
581 Views
Last post October 06, 2020, 2047 UTC
by kris
2 Replies
471 Views
Last post October 06, 2020, 1918 UTC
by Nixraff
2 Replies
943 Views
Last post June 20, 2019, 2144 UTC
by RainBrandy
2 Replies
607 Views
Last post October 06, 2020, 1814 UTC
by kris
2 Replies
388 Views
Last post April 26, 2023, 1845 UTC
by Ray Lalleu
2 Replies
569 Views
Last post October 05, 2020, 1819 UTC
by Bali_Frank
2 Replies
395 Views
Last post April 24, 2023, 1705 UTC
by kris
2 Replies
337 Views
Last post April 22, 2023, 2051 UTC
by kris

 

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