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
389 Views
Last post January 21, 2024, 1941 UTC
by Ray Lalleu
1 Replies
293 Views
Last post March 17, 2024, 1957 UTC
by Ray Lalleu
1 Replies
462 Views
Last post February 11, 2024, 1825 UTC
by Ray Lalleu
4 Replies
508 Views
Last post February 09, 2024, 2156 UTC
by kris
1 Replies
323 Views
Last post February 08, 2024, 2239 UTC
by EagleWave
3 Replies
467 Views
Last post April 21, 2024, 2008 UTC
by Benoit LEVEQUE
2 Replies
190 Views
Last post July 20, 2025, 2039 UTC
by Alex BLR
3 Replies
164 Views
Last post July 27, 2025, 2148 UTC
by kris
1 Replies
182 Views
Last post February 16, 2025, 1008 UTC
by Ray Lalleu
3 Replies
392 Views
Last post April 21, 2025, 1329 UTC
by Benoit LEVEQUE
1 Replies
255 Views
Last post March 24, 2024, 1035 UTC
by Ray Lalleu
1 Replies
242 Views
Last post January 05, 2025, 1457 UTC
by Ray Lalleu
1 Replies
230 Views
Last post October 13, 2024, 1743 UTC
by Ray Lalleu
1 Replies
385 Views
Last post June 01, 2025, 1301 UTC
by Ray Lalleu
1 Replies
243 Views
Last post April 07, 2023, 1642 UTC
by Ray Lalleu
2 Replies
294 Views
Last post June 30, 2024, 1641 UTC
by Ray Lalleu
2 Replies
232 Views
Last post August 18, 2024, 1714 UTC
by Ray Lalleu
1 Replies
297 Views
Last post April 13, 2024, 1733 UTC
by Ray Lalleu
2 Replies
262 Views
Last post June 09, 2024, 1831 UTC
by Grey Fox
2 Replies
271 Views
Last post June 23, 2024, 1930 UTC
by Grey Fox

 

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