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
547 Views
Last post May 07, 2022, 1813 UTC
by Bali_Frank
2 Replies
535 Views
Last post May 11, 2020, 2205 UTC
by ChrisSmolinski
2 Replies
535 Views
Last post May 07, 2022, 1927 UTC
by FOX
2 Replies
527 Views
Last post May 07, 2022, 1915 UTC
by Ray Lalleu
2 Replies
542 Views
Last post May 07, 2022, 1832 UTC
by kris
2 Replies
545 Views
Last post May 07, 2022, 1937 UTC
by Shortwave_Listener
2 Replies
548 Views
Last post May 07, 2022, 1841 UTC
by Ray Lalleu
2 Replies
545 Views
Last post May 08, 2022, 1001 UTC
by RainBrandy
2 Replies
516 Views
Last post May 12, 2020, 1559 UTC
by kris
2 Replies
614 Views
Last post May 12, 2020, 1906 UTC
by Oliver
2 Replies
533 Views
Last post April 26, 2022, 1937 UTC
by kris
2 Replies
570 Views
Last post May 07, 2022, 1946 UTC
by Ray Lalleu
2 Replies
747 Views
Last post April 24, 2019, 2248 UTC
by Davep
2 Replies
619 Views
Last post May 08, 2022, 0758 UTC
by Ray Lalleu
2 Replies
551 Views
Last post May 08, 2022, 1225 UTC
by Ray Lalleu
2 Replies
590 Views
Last post May 13, 2022, 1457 UTC
by dave1965
2 Replies
562 Views
Last post May 14, 2020, 1206 UTC
by Ray Lalleu
2 Replies
751 Views
Last post April 26, 2019, 0216 UTC
by Markokpik
2 Replies
642 Views
Last post April 26, 2019, 1350 UTC
by Ray Lalleu
2 Replies
512 Views
Last post May 14, 2020, 2237 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