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
111 Views
Last post October 12, 2025, 1757 UTC
by Ray Lalleu
0 Replies
98 Views
Last post October 12, 2025, 1746 UTC
by Ray Lalleu
0 Replies
109 Views
Last post October 12, 2025, 1737 UTC
by Ray Lalleu
4 Replies
229 Views
Last post October 12, 2025, 1730 UTC
by FOX
2 Replies
179 Views
Last post October 12, 2025, 1729 UTC
by dxace1
0 Replies
134 Views
Last post October 12, 2025, 1705 UTC
by Ray Lalleu
2 Replies
184 Views
Last post October 12, 2025, 1645 UTC
by Ray Lalleu
1 Replies
154 Views
Last post October 12, 2025, 1642 UTC
by FOX
0 Replies
138 Views
Last post October 12, 2025, 1636 UTC
by Ray Lalleu
4 Replies
299 Views
Last post October 12, 2025, 1631 UTC
by Ray Lalleu
2 Replies
203 Views
Last post October 12, 2025, 1631 UTC
by Jos
2 Replies
273 Views
Last post October 12, 2025, 1624 UTC
by Ray Lalleu
2 Replies
197 Views
Last post October 12, 2025, 1602 UTC
by Danx73
0 Replies
137 Views
Last post October 12, 2025, 1527 UTC
by Alex BLR
3 Replies
253 Views
Last post October 12, 2025, 1520 UTC
by dave1965
1 Replies
157 Views
Last post October 12, 2025, 1312 UTC
by Alex BLR
2 Replies
175 Views
Last post October 12, 2025, 1255 UTC
by ukdxer
1 Replies
153 Views
Last post October 12, 2025, 1233 UTC
by TRI International
1 Replies
178 Views
Last post October 12, 2025, 1111 UTC
by RadioDead
0 Replies
113 Views
Last post October 12, 2025, 0956 UTC
by Ethernut

 

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