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
223 Views
Last post September 03, 2025, 2122 UTC
by kris
0 Replies
133 Views
Last post September 03, 2025, 2051 UTC
by Ray Lalleu
0 Replies
127 Views
Last post September 03, 2025, 2049 UTC
by Ray Lalleu
0 Replies
112 Views
Last post September 03, 2025, 2046 UTC
by Ray Lalleu
0 Replies
145 Views
Last post September 03, 2025, 2008 UTC
by kris
0 Replies
145 Views
Last post September 03, 2025, 1931 UTC
by Ray Lalleu
2 Replies
225 Views
Last post September 03, 2025, 1854 UTC
by Lana
0 Replies
143 Views
Last post September 03, 2025, 1754 UTC
by Ray Lalleu
0 Replies
127 Views
Last post September 03, 2025, 1748 UTC
by Ray Lalleu
1 Replies
209 Views
Last post September 03, 2025, 1745 UTC
by Ray Lalleu
1 Replies
174 Views
Last post September 03, 2025, 1610 UTC
by Ray Lalleu
0 Replies
104 Views
Last post September 03, 2025, 1604 UTC
by Ray Lalleu
1 Replies
160 Views
Last post September 03, 2025, 1558 UTC
by Ray Lalleu
0 Replies
119 Views
Last post September 03, 2025, 1542 UTC
by Alex BLR
2 Replies
214 Views
Last post September 03, 2025, 1354 UTC
by Alex BLR
1 Replies
292 Views
Last post September 02, 2025, 2038 UTC
by europirate
0 Replies
129 Views
Last post September 02, 2025, 2035 UTC
by europirate
0 Replies
120 Views
Last post September 02, 2025, 1928 UTC
by Ray Lalleu
0 Replies
133 Views
Last post September 02, 2025, 1851 UTC
by Ray Lalleu
0 Replies
145 Views
Last post September 02, 2025, 1713 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 T-Shirt
by MitchellTimeDesigns