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
74 Views
Last post September 04, 2025, 1531 UTC
by Ray Lalleu
0 Replies
58 Views
Last post September 04, 2025, 1420 UTC
by Ray Lalleu
1 Replies
140 Views
Last post September 04, 2025, 1052 UTC
by Lana
0 Replies
97 Views
Last post September 04, 2025, 0850 UTC
by Alex BLR
1 Replies
165 Views
Last post September 03, 2025, 2122 UTC
by kris
0 Replies
99 Views
Last post September 03, 2025, 2051 UTC
by Ray Lalleu
0 Replies
79 Views
Last post September 03, 2025, 2049 UTC
by Ray Lalleu
0 Replies
74 Views
Last post September 03, 2025, 2046 UTC
by Ray Lalleu
0 Replies
92 Views
Last post September 03, 2025, 2008 UTC
by kris
0 Replies
106 Views
Last post September 03, 2025, 1931 UTC
by Ray Lalleu
2 Replies
168 Views
Last post September 03, 2025, 1854 UTC
by Lana
0 Replies
112 Views
Last post September 03, 2025, 1754 UTC
by Ray Lalleu
0 Replies
88 Views
Last post September 03, 2025, 1748 UTC
by Ray Lalleu
1 Replies
156 Views
Last post September 03, 2025, 1745 UTC
by Ray Lalleu
1 Replies
140 Views
Last post September 03, 2025, 1610 UTC
by Ray Lalleu
0 Replies
75 Views
Last post September 03, 2025, 1604 UTC
by Ray Lalleu
1 Replies
123 Views
Last post September 03, 2025, 1558 UTC
by Ray Lalleu
0 Replies
72 Views
Last post September 03, 2025, 1542 UTC
by Alex BLR
2 Replies
144 Views
Last post September 03, 2025, 1354 UTC
by Alex BLR
1 Replies
222 Views
Last post September 02, 2025, 2038 UTC
by europirate

 

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