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
179 Views
Last post May 08, 2025, 1631 UTC
by Ray Lalleu
0 Replies
164 Views
Last post May 08, 2025, 1519 UTC
by Benoit LEVEQUE
0 Replies
175 Views
Last post May 08, 2025, 1047 UTC
by TRI International
0 Replies
194 Views
Last post May 08, 2025, 0931 UTC
by TRI International
0 Replies
193 Views
Last post May 08, 2025, 0928 UTC
by TRI International
0 Replies
187 Views
Last post May 08, 2025, 0925 UTC
by TRI International
1 Replies
262 Views
Last post May 08, 2025, 0922 UTC
by TRI International
0 Replies
196 Views
Last post May 08, 2025, 0802 UTC
by Alex BLR
0 Replies
185 Views
Last post May 08, 2025, 0644 UTC
by Benoit LEVEQUE
2 Replies
337 Views
Last post May 08, 2025, 0641 UTC
by Benoit LEVEQUE
4 Replies
565 Views
Last post May 08, 2025, 0638 UTC
by Benoit LEVEQUE
3 Replies
2073 Views
Last post May 07, 2025, 1941 UTC
by RadioLongWire
0 Replies
266 Views
Last post May 07, 2025, 1937 UTC
by Ray Lalleu
1 Replies
218 Views
Last post May 07, 2025, 1930 UTC
by Alex BLR
1 Replies
360 Views
Last post May 07, 2025, 1843 UTC
by Alex BLR
0 Replies
170 Views
Last post May 07, 2025, 1755 UTC
by Ray Lalleu
0 Replies
161 Views
Last post May 07, 2025, 1750 UTC
by Ray Lalleu
0 Replies
191 Views
Last post May 07, 2025, 1710 UTC
by Ray Lalleu
2 Replies
331 Views
Last post May 07, 2025, 1646 UTC
by Ray Lalleu
1 Replies
302 Views
Last post May 07, 2025, 1630 UTC
by TRI International

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground House Flag
by MitchellTimeDesigns