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
189 Views
Last post April 16, 2023, 0755 UTC
by Ray Lalleu
1 Replies
196 Views
Last post July 02, 2023, 0804 UTC
by Robertas
5 Replies
548 Views
Last post July 07, 2024, 1912 UTC
by Ray Lalleu
0 Replies
219 Views
Last post April 28, 2024, 1952 UTC
by Ray Lalleu
0 Replies
240 Views
Last post May 05, 2024, 1912 UTC
by Ray Lalleu
3 Replies
578 Views
Last post May 05, 2024, 1457 UTC
by Benoit LEVEQUE
2 Replies
229 Views
Last post August 05, 2023, 2306 UTC
by N2MLP
0 Replies
166 Views
Last post May 03, 2025, 1330 UTC
by Ray Lalleu
2 Replies
362 Views
Last post March 17, 2024, 1755 UTC
by kris
3 Replies
516 Views
Last post October 28, 2023, 2119 UTC
by kris
2 Replies
632 Views
Last post October 29, 2023, 1839 UTC
by kris
0 Replies
158 Views
Last post December 15, 2024, 1752 UTC
by Ray Lalleu
1 Replies
302 Views
Last post March 23, 2025, 2121 UTC
by kris
2 Replies
502 Views
Last post February 22, 2024, 2108 UTC
by Ray Lalleu
0 Replies
195 Views
Last post March 16, 2024, 2231 UTC
by Ray Lalleu
1 Replies
217 Views
Last post February 23, 2025, 2331 UTC
by kris
2 Replies
367 Views
Last post September 01, 2024, 2032 UTC
by hflstnr
0 Replies
459 Views
Last post February 04, 2024, 1934 UTC
by Ray Lalleu
2 Replies
410 Views
Last post March 10, 2024, 1945 UTC
by Ray Lalleu
8 Replies
1011 Views
Last post July 26, 2024, 2042 UTC
by dalectron

 

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