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
1 Replies
361 Views
Last post December 02, 2023, 1700 UTC
by kris
1 Replies
261 Views
Last post December 02, 2023, 1655 UTC
by kris
1 Replies
244 Views
Last post December 02, 2023, 1140 UTC
by europirate
1 Replies
366 Views
Last post December 02, 2023, 1129 UTC
by europirate
1 Replies
543 Views
Last post December 01, 2023, 2312 UTC
by kris
1 Replies
590 Views
Last post December 01, 2023, 2257 UTC
by kris
1 Replies
310 Views
Last post December 01, 2023, 1810 UTC
by Misti-Radio
1 Replies
318 Views
Last post December 01, 2023, 1809 UTC
by Misti-Radio
1 Replies
450 Views
Last post December 01, 2023, 1636 UTC
by RainBrandy
1 Replies
405 Views
Last post December 01, 2023, 0829 UTC
by kris
1 Replies
407 Views
Last post November 30, 2023, 1614 UTC
by dave1965
1 Replies
424 Views
Last post November 30, 2023, 0843 UTC
by Ray Lalleu
1 Replies
372 Views
Last post November 30, 2023, 0827 UTC
by dave1965
1 Replies
324 Views
Last post November 29, 2023, 2136 UTC
by Ray Lalleu
1 Replies
361 Views
Last post November 29, 2023, 1602 UTC
by kris
1 Replies
365 Views
Last post November 29, 2023, 1537 UTC
by Ray Lalleu
1 Replies
225 Views
Last post November 29, 2023, 1041 UTC
by Ray Lalleu
1 Replies
488 Views
Last post November 29, 2023, 0855 UTC
by Ray Lalleu
1 Replies
909 Views
Last post November 28, 2023, 1730 UTC
by dave1965
1 Replies
707 Views
Last post November 28, 2023, 1715 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