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 September 20, 2025, 2032 UTC
by europirate
0 Replies
359 Views
Last post September 18, 2025, 1938 UTC
by europirate
0 Replies
276 Views
Last post September 18, 2025, 1934 UTC
by europirate
0 Replies
286 Views
Last post September 18, 2025, 1931 UTC
by europirate
0 Replies
305 Views
Last post September 18, 2025, 1924 UTC
by europirate
1 Replies
517 Views
Last post September 16, 2025, 2024 UTC
by Ray Lalleu
0 Replies
296 Views
Last post September 16, 2025, 1927 UTC
by europirate
0 Replies
272 Views
Last post September 16, 2025, 1925 UTC
by europirate
0 Replies
546 Views
Last post September 14, 2025, 1918 UTC
by europirate
0 Replies
377 Views
Last post September 14, 2025, 1915 UTC
by europirate
0 Replies
424 Views
Last post September 13, 2025, 2104 UTC
by europirate
0 Replies
334 Views
Last post September 13, 2025, 2102 UTC
by europirate
0 Replies
296 Views
Last post September 13, 2025, 2058 UTC
by europirate
0 Replies
471 Views
Last post September 12, 2025, 2057 UTC
by europirate
0 Replies
348 Views
Last post September 12, 2025, 2046 UTC
by europirate
0 Replies
500 Views
Last post September 12, 2025, 2032 UTC
by europirate
0 Replies
452 Views
Last post September 12, 2025, 1048 UTC
by dave1965
0 Replies
523 Views
Last post September 10, 2025, 2133 UTC
by europirate
0 Replies
376 Views
Last post September 10, 2025, 2131 UTC
by europirate
0 Replies
437 Views
Last post September 10, 2025, 0932 UTC
by TRI International

 

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