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
0 Replies
687 Views
Last post September 02, 2019, 2038 UTC
by Ray Lalleu
0 Replies
292 Views
Last post July 09, 2020, 2045 UTC
by Ray Lalleu
0 Replies
401 Views
Last post May 28, 2021, 1342 UTC
by Ray Lalleu
0 Replies
261 Views
Last post May 01, 2023, 1926 UTC
by Ray Lalleu
1 Replies
303 Views
Last post March 16, 2025, 1833 UTC
by Pascal
1 Replies
546 Views
Last post April 12, 2020, 1823 UTC
by kris
2 Replies
449 Views
Last post December 16, 2023, 1619 UTC
by Panda_NL
0 Replies
496 Views
Last post October 09, 2018, 1743 UTC
by Ray Lalleu
0 Replies
399 Views
Last post October 14, 2020, 1847 UTC
by Ray Lalleu
2 Replies
595 Views
Last post June 27, 2022, 1949 UTC
by kris
0 Replies
377 Views
Last post July 07, 2019, 0852 UTC
by Ray Lalleu
0 Replies
514 Views
Last post March 28, 2022, 1824 UTC
by Ray Lalleu
0 Replies
249 Views
Last post March 11, 2024, 1744 UTC
by Ray Lalleu
8 Replies
621 Views
Last post February 07, 2025, 1737 UTC
by Alaska_CZ
0 Replies
579 Views
Last post March 04, 2019, 1608 UTC
by Ray Lalleu
1 Replies
436 Views
Last post March 13, 2020, 1801 UTC
by kris
0 Replies
449 Views
Last post January 10, 2021, 1313 UTC
by Ray Lalleu
0 Replies
132 Views
Last post August 16, 2025, 1627 UTC
by Ray Lalleu
0 Replies
485 Views
Last post November 07, 2019, 1602 UTC
by Ray Lalleu
1 Replies
224 Views
Last post July 17, 2023, 1803 UTC
by FOX

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground Mug
HFUnderground Mug
by MitchellTimeDesigns