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
498 Views
Last post July 04, 2021, 2045 UTC
by Ray Lalleu
4 Replies
857 Views
Last post April 20, 2025, 1904 UTC
by kris
0 Replies
376 Views
Last post May 09, 2020, 0727 UTC
by Ray Lalleu
0 Replies
359 Views
Last post January 23, 2022, 0927 UTC
by Ray Lalleu
0 Replies
219 Views
Last post January 05, 2025, 2054 UTC
by Ray Lalleu
1 Replies
1377 Views
Last post November 19, 2018, 1558 UTC
by kris
0 Replies
382 Views
Last post February 16, 2020, 1839 UTC
by Ray Lalleu
4 Replies
670 Views
Last post October 22, 2021, 2156 UTC
by Ct Yankee
0 Replies
340 Views
Last post August 08, 2022, 1708 UTC
by Ray Lalleu
1 Replies
403 Views
Last post October 14, 2023, 1835 UTC
by Jari Finland
0 Replies
160 Views
Last post July 25, 2025, 1722 UTC
by Ray Lalleu
0 Replies
798 Views
Last post July 04, 2018, 1915 UTC
by Ray Lalleu
1 Replies
590 Views
Last post August 24, 2019, 2106 UTC
by kris
0 Replies
350 Views
Last post August 16, 2020, 1956 UTC
by Ray Lalleu
0 Replies
452 Views
Last post April 21, 2019, 0756 UTC
by Ray Lalleu
0 Replies
394 Views
Last post February 12, 2021, 1632 UTC
by Ray Lalleu
0 Replies
170 Views
Last post November 27, 2024, 1426 UTC
by Ray Lalleu
2 Replies
586 Views
Last post December 23, 2019, 1903 UTC
by ukdxer
1 Replies
248 Views
Last post August 25, 2023, 1727 UTC
by kris
0 Replies
314 Views
Last post June 07, 2025, 1731 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 Mug
HFUnderground Mug
by MitchellTimeDesigns