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
194 Views
Last post May 03, 2025, 1330 UTC
by Ray Lalleu
0 Replies
184 Views
Last post May 03, 2025, 1222 UTC
by Ray Lalleu
0 Replies
210 Views
Last post May 03, 2025, 1215 UTC
by Benoit LEVEQUE
4 Replies
2198 Views
Last post May 03, 2025, 1202 UTC
by Benoit LEVEQUE
0 Replies
241 Views
Last post May 03, 2025, 1156 UTC
by TRI International
0 Replies
194 Views
Last post May 03, 2025, 1156 UTC
by Ray Lalleu
4 Replies
850 Views
Last post May 03, 2025, 1156 UTC
by Benoit LEVEQUE
1 Replies
306 Views
Last post May 03, 2025, 0955 UTC
by TRI International
1 Replies
261 Views
Last post May 03, 2025, 0952 UTC
by TRI International
0 Replies
187 Views
Last post May 02, 2025, 2140 UTC
by Ray Lalleu
1 Replies
241 Views
Last post May 02, 2025, 2132 UTC
by Ray Lalleu
0 Replies
175 Views
Last post May 02, 2025, 2118 UTC
by Ray Lalleu
1 Replies
278 Views
Last post May 02, 2025, 2050 UTC
by europirate
1 Replies
228 Views
Last post May 02, 2025, 2049 UTC
by Ray Lalleu
0 Replies
191 Views
Last post May 02, 2025, 1953 UTC
by FOX
1 Replies
336 Views
Last post May 02, 2025, 1852 UTC
by m3ozp1
0 Replies
178 Views
Last post May 02, 2025, 1622 UTC
by Ray Lalleu
0 Replies
189 Views
Last post May 02, 2025, 1617 UTC
by Ray Lalleu
4 Replies
897 Views
Last post May 02, 2025, 1440 UTC
by Benoit LEVEQUE
3 Replies
432 Views
Last post May 02, 2025, 1437 UTC
by Benoit LEVEQUE

 

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