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
176 Views
Last post June 07, 2024, 1831 UTC
by Ray Lalleu
0 Replies
184 Views
Last post June 07, 2024, 1837 UTC
by Ray Lalleu
0 Replies
210 Views
Last post June 07, 2024, 1925 UTC
by Ray Lalleu
3 Replies
408 Views
Last post June 07, 2024, 1934 UTC
by FOX
0 Replies
206 Views
Last post June 07, 2024, 2002 UTC
by Ray Lalleu
0 Replies
210 Views
Last post June 07, 2024, 2112 UTC
by Ray Lalleu
0 Replies
203 Views
Last post June 07, 2024, 2120 UTC
by Ray Lalleu
2 Replies
385 Views
Last post June 07, 2024, 2134 UTC
by kris
1 Replies
319 Views
Last post June 07, 2024, 2202 UTC
by Fisherman
0 Replies
245 Views
Last post June 07, 2024, 2230 UTC
by Ray Lalleu
0 Replies
180 Views
Last post June 07, 2024, 2237 UTC
by Ray Lalleu
1 Replies
305 Views
Last post June 07, 2024, 2338 UTC
by N2MLP
0 Replies
219 Views
Last post June 08, 2024, 0705 UTC
by Ray Lalleu
0 Replies
219 Views
Last post June 08, 2024, 0709 UTC
by Ray Lalleu
0 Replies
256 Views
Last post June 08, 2024, 0715 UTC
by Ray Lalleu
1 Replies
319 Views
Last post June 08, 2024, 0852 UTC
by TRI International
0 Replies
358 Views
Last post June 08, 2024, 0901 UTC
by TRI International
1 Replies
258 Views
Last post June 08, 2024, 0924 UTC
by TRI International
0 Replies
198 Views
Last post June 08, 2024, 1042 UTC
by Ray Lalleu
5 Replies
662 Views
Last post June 08, 2024, 1159 UTC
by Benoit LEVEQUE

 

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