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
266 Views
Last post June 27, 2023, 1629 UTC
by Ray Lalleu
1 Replies
274 Views
Last post June 27, 2023, 1815 UTC
by kris
1 Replies
273 Views
Last post June 27, 2023, 2051 UTC
by kris
1 Replies
309 Views
Last post June 28, 2023, 0234 UTC
by N2MLP
2 Replies
379 Views
Last post June 28, 2023, 0246 UTC
by N2MLP
0 Replies
193 Views
Last post June 28, 2023, 1634 UTC
by Ray Lalleu
0 Replies
205 Views
Last post June 28, 2023, 1714 UTC
by Ray Lalleu
0 Replies
252 Views
Last post June 28, 2023, 1912 UTC
by Ray Lalleu
0 Replies
235 Views
Last post June 28, 2023, 1926 UTC
by Ray Lalleu
0 Replies
196 Views
Last post June 29, 2023, 1727 UTC
by Ray Lalleu
1 Replies
224 Views
Last post June 29, 2023, 1738 UTC
by kris
1 Replies
233 Views
Last post June 29, 2023, 1836 UTC
by Ray Lalleu
0 Replies
188 Views
Last post June 29, 2023, 1935 UTC
by Ray Lalleu
0 Replies
175 Views
Last post June 29, 2023, 2017 UTC
by Ray Lalleu
0 Replies
212 Views
Last post June 29, 2023, 2130 UTC
by europirate
0 Replies
231 Views
Last post June 29, 2023, 2247 UTC
by Ray Lalleu
2 Replies
282 Views
Last post June 30, 2023, 0031 UTC
by N2MLP
1 Replies
264 Views
Last post June 30, 2023, 1715 UTC
by Ray Lalleu
1 Replies
228 Views
Last post June 30, 2023, 1745 UTC
by ukdxer
2 Replies
247 Views
Last post June 30, 2023, 1905 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 House Flag
by MitchellTimeDesigns