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
945 Views
Last post May 26, 2022, 2004 UTC
by Misti-Radio
2 Replies
905 Views
Last post July 07, 2022, 2112 UTC
by kris
2 Replies
1009 Views
Last post June 02, 2022, 1437 UTC
by Ray Lalleu
2 Replies
997 Views
Last post September 25, 2022, 2110 UTC
by Ray Lalleu
2 Replies
846 Views
Last post July 11, 2022, 0650 UTC
by Ray Lalleu
2 Replies
854 Views
Last post August 25, 2022, 0829 UTC
by Ray Lalleu
2 Replies
799 Views
Last post August 21, 2022, 2046 UTC
by Shortwave_Listener
2 Replies
799 Views
Last post August 07, 2022, 1848 UTC
by ukdxer
2 Replies
1142 Views
Last post May 14, 2022, 1126 UTC
by The Ether Hacker
2 Replies
4518 Views
Last post May 27, 2017, 1003 UTC
by OZDXer
2 Replies
955 Views
Last post August 21, 2022, 2030 UTC
by Shortwave_Listener
2 Replies
909 Views
Last post September 07, 2022, 1453 UTC
by Ray Lalleu
2 Replies
730 Views
Last post August 06, 2022, 1527 UTC
by Bali_Frank
2 Replies
1024 Views
Last post June 15, 2022, 2100 UTC
by europirate
2 Replies
878 Views
Last post August 23, 2022, 2123 UTC
by Magnitic
2 Replies
735 Views
Last post August 21, 2022, 2018 UTC
by Ray Lalleu
2 Replies
956 Views
Last post September 10, 2022, 1734 UTC
by Ray Lalleu
2 Replies
926 Views
Last post July 19, 2022, 0000 UTC
by kris
2 Replies
848 Views
Last post September 04, 2022, 1732 UTC
by Ray Lalleu
2 Replies
925 Views
Last post September 28, 2022, 2147 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