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
4 Replies
577 Views
Last post November 11, 2023, 1722 UTC
by Ray Lalleu
2 Replies
479 Views
Last post November 19, 2023, 0014 UTC
by N2MLP
2 Replies
504 Views
Last post November 04, 2023, 1514 UTC
by Bricklayer
3 Replies
401 Views
Last post May 06, 2023, 1858 UTC
by Ray Lalleu
0 Replies
213 Views
Last post May 07, 2023, 1720 UTC
by Ray Lalleu
0 Replies
241 Views
Last post May 14, 2023, 1836 UTC
by Ray Lalleu
2 Replies
365 Views
Last post May 26, 2023, 1948 UTC
by kris
1 Replies
327 Views
Last post February 24, 2024, 1314 UTC
by Ray Lalleu
1 Replies
272 Views
Last post March 09, 2024, 2010 UTC
by kris
2 Replies
325 Views
Last post June 10, 2023, 1947 UTC
by ShortwaveRadio.de
1 Replies
259 Views
Last post November 02, 2024, 1733 UTC
by Ray Lalleu
4 Replies
722 Views
Last post November 26, 2023, 2039 UTC
by EagleWave
3 Replies
349 Views
Last post October 26, 2024, 1916 UTC
by Ray Lalleu
0 Replies
203 Views
Last post October 05, 2024, 0831 UTC
by Ray Lalleu
2 Replies
254 Views
Last post December 03, 2023, 1650 UTC
by FOX
2 Replies
496 Views
Last post January 27, 2024, 1508 UTC
by Fisherman
1 Replies
254 Views
Last post December 02, 2023, 1655 UTC
by kris
2 Replies
216 Views
Last post November 09, 2024, 1033 UTC
by europirate
3 Replies
461 Views
Last post November 25, 2023, 1730 UTC
by kris
2 Replies
738 Views
Last post January 06, 2024, 1539 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 Garden Flag
by MitchellTimeDesigns