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
1 Replies
305 Views
Last post November 16, 2024, 1610 UTC
by Ray Lalleu
1 Replies
213 Views
Last post November 16, 2024, 1223 UTC
by m3ozp1
1 Replies
165 Views
Last post November 16, 2024, 1035 UTC
by Ray Lalleu
1 Replies
313 Views
Last post November 15, 2024, 2135 UTC
by PirateSWL
1 Replies
366 Views
Last post November 14, 2024, 1832 UTC
by kris
1 Replies
225 Views
Last post November 14, 2024, 1658 UTC
by TRI International
1 Replies
216 Views
Last post November 14, 2024, 1620 UTC
by Ray Lalleu
1 Replies
278 Views
Last post November 14, 2024, 1150 UTC
by Oliver
1 Replies
274 Views
Last post November 13, 2024, 2100 UTC
by Ray Lalleu
1 Replies
317 Views
Last post November 13, 2024, 1927 UTC
by kris
1 Replies
349 Views
Last post November 13, 2024, 2047 UTC
by nektaman
1 Replies
264 Views
Last post November 12, 2024, 1853 UTC
by prldx
1 Replies
257 Views
Last post November 12, 2024, 1700 UTC
by Ray Lalleu
1 Replies
246 Views
Last post November 12, 2024, 0825 UTC
by Ray Lalleu
1 Replies
223 Views
Last post November 11, 2024, 2025 UTC
by europirate
1 Replies
276 Views
Last post November 11, 2024, 1907 UTC
by Shortwave_Listener
1 Replies
192 Views
Last post November 10, 2024, 2001 UTC
by europirate
1 Replies
258 Views
Last post November 10, 2024, 1940 UTC
by Ray Lalleu
1 Replies
155 Views
Last post November 10, 2024, 1855 UTC
by FOX
1 Replies
205 Views
Last post November 10, 2024, 1800 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 T-Shirt
HFUnderground Garden Flag
by MitchellTimeDesigns