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
193 Views
Last post February 03, 2024, 1725 UTC
by Ray Lalleu
0 Replies
287 Views
Last post January 07, 2024, 1727 UTC
by Ray Lalleu
1 Replies
224 Views
Last post December 28, 2024, 2102 UTC
by Ray Lalleu
0 Replies
253 Views
Last post February 10, 2024, 1728 UTC
by Ray Lalleu
0 Replies
167 Views
Last post February 01, 2025, 1732 UTC
by Ray Lalleu
0 Replies
277 Views
Last post January 13, 2024, 1735 UTC
by Ray Lalleu
0 Replies
152 Views
Last post February 16, 2025, 1737 UTC
by Ray Lalleu
0 Replies
263 Views
Last post January 20, 2024, 1742 UTC
by Ray Lalleu
0 Replies
155 Views
Last post November 24, 2024, 1738 UTC
by Ray Lalleu
0 Replies
138 Views
Last post November 30, 2024, 1746 UTC
by Ray Lalleu
0 Replies
274 Views
Last post November 18, 2023, 1751 UTC
by Ray Lalleu
0 Replies
325 Views
Last post November 04, 2023, 1801 UTC
by Ray Lalleu
1 Replies
298 Views
Last post April 04, 2025, 2004 UTC
by Oliver
0 Replies
258 Views
Last post October 11, 2024, 2002 UTC
by Ray Lalleu
2 Replies
326 Views
Last post April 20, 2024, 2012 UTC
by babbage
0 Replies
192 Views
Last post April 05, 2025, 2006 UTC
by Ray Lalleu
1 Replies
259 Views
Last post April 19, 2024, 2112 UTC
by Benoit LEVEQUE
0 Replies
221 Views
Last post June 09, 2023, 2023 UTC
by Ray Lalleu
0 Replies
357 Views
Last post October 27, 2023, 2059 UTC
by Ray Lalleu
0 Replies
183 Views
Last post February 01, 2025, 2102 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