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
305 Views
Last post August 21, 2022, 1645 UTC
by Ray Lalleu
0 Replies
305 Views
Last post August 25, 2020, 2113 UTC
by Ray Lalleu
0 Replies
305 Views
Last post April 12, 2025, 0934 UTC
by m3ozp1
2 Replies
305 Views
Last post March 24, 2024, 1141 UTC
by Ray Lalleu
1 Replies
305 Views
Last post October 31, 2024, 1738 UTC
by Ray Lalleu
1 Replies
305 Views
Last post March 22, 2023, 1818 UTC
by Ray Lalleu
1 Replies
305 Views
Last post April 13, 2024, 1733 UTC
by Ray Lalleu
2 Replies
305 Views
Last post August 09, 2023, 1859 UTC
by Ray Lalleu
1 Replies
305 Views
Last post April 19, 2023, 2004 UTC
by Ray Lalleu
1 Replies
305 Views
Last post August 25, 2025, 1911 UTC
by Robertas
0 Replies
305 Views
Last post March 23, 2024, 2049 UTC
by Ray Lalleu
1 Replies
305 Views
Last post December 19, 2023, 1009 UTC
by europirate
0 Replies
305 Views
Last post August 21, 2022, 0823 UTC
by Ray Lalleu
1 Replies
305 Views
Last post October 23, 2022, 1522 UTC
by Bali_Frank
0 Replies
305 Views
Last post December 18, 2020, 1004 UTC
by Ray Lalleu
1 Replies
305 Views
Last post November 17, 2023, 2135 UTC
by Ray Lalleu
0 Replies
305 Views
Last post July 13, 2022, 1939 UTC
by Ray Lalleu
1 Replies
305 Views
Last post March 10, 2025, 1953 UTC
by Alex BLR
0 Replies
305 Views
Last post August 18, 2022, 2010 UTC
by Ray Lalleu
0 Replies
305 Views
Last post July 09, 2022, 1818 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 T-Shirt
by MitchellTimeDesigns