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
129 Views
Last post November 03, 2025, 0953 UTC
by TRI International
0 Replies
108 Views
Last post November 03, 2025, 0856 UTC
by Ray Lalleu
2 Replies
232 Views
Last post November 02, 2025, 2156 UTC
by jackroberts
3 Replies
198 Views
Last post November 02, 2025, 2041 UTC
by dalectron
2 Replies
181 Views
Last post November 02, 2025, 2014 UTC
by Rick
1 Replies
126 Views
Last post November 02, 2025, 1946 UTC
by Ray Lalleu
2 Replies
140 Views
Last post November 02, 2025, 1937 UTC
by Ray Lalleu
3 Replies
209 Views
Last post November 02, 2025, 1831 UTC
by DBullock
3 Replies
158 Views
Last post November 02, 2025, 1831 UTC
by Ray Lalleu
1 Replies
108 Views
Last post November 02, 2025, 1827 UTC
by Ray Lalleu
4 Replies
179 Views
Last post November 02, 2025, 1819 UTC
by studio29
1 Replies
107 Views
Last post November 02, 2025, 1819 UTC
by Ray Lalleu
0 Replies
71 Views
Last post November 02, 2025, 1809 UTC
by Ray Lalleu
3 Replies
164 Views
Last post November 02, 2025, 1802 UTC
by Alex BLR
2 Replies
124 Views
Last post November 02, 2025, 1753 UTC
by Alex BLR
2 Replies
134 Views
Last post November 02, 2025, 1743 UTC
by europirate
1 Replies
119 Views
Last post November 02, 2025, 1727 UTC
by Ray Lalleu
0 Replies
88 Views
Last post November 02, 2025, 1723 UTC
by Ray Lalleu
1 Replies
111 Views
Last post November 02, 2025, 1703 UTC
by Ray Lalleu
0 Replies
97 Views
Last post November 02, 2025, 1700 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