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
166 Views
Last post September 02, 2025, 1928 UTC
by Ray Lalleu
0 Replies
519 Views
Last post September 06, 2018, 1823 UTC
by Ray Lalleu
1 Replies
390 Views
Last post August 06, 2023, 0817 UTC
by dave1965
5 Replies
747 Views
Last post June 08, 2024, 1159 UTC
by Benoit LEVEQUE
0 Replies
240 Views
Last post May 24, 2025, 1257 UTC
by Ray Lalleu
1 Replies
568 Views
Last post June 06, 2019, 0102 UTC
by Davep
0 Replies
620 Views
Last post June 15, 2020, 1457 UTC
by Ray Lalleu
0 Replies
475 Views
Last post February 20, 2024, 1811 UTC
by Ray Lalleu
1 Replies
788 Views
Last post January 26, 2019, 1737 UTC
by ukdxer
0 Replies
315 Views
Last post December 22, 2020, 0833 UTC
by Ray Lalleu
0 Replies
417 Views
Last post July 03, 2021, 2001 UTC
by Ray Lalleu
0 Replies
228 Views
Last post June 10, 2023, 2300 UTC
by Ray Lalleu
0 Replies
213 Views
Last post April 19, 2025, 1710 UTC
by Ray Lalleu
0 Replies
364 Views
Last post May 08, 2020, 1400 UTC
by Ray Lalleu
0 Replies
314 Views
Last post January 16, 2024, 0853 UTC
by Ray Lalleu
0 Replies
140 Views
Last post October 17, 2025, 1646 UTC
by Ray Lalleu
0 Replies
468 Views
Last post November 18, 2018, 0850 UTC
by Ray Lalleu
0 Replies
351 Views
Last post February 15, 2020, 0937 UTC
by Ray Lalleu
0 Replies
386 Views
Last post November 12, 2020, 1755 UTC
by Ray Lalleu
1 Replies
660 Views
Last post October 18, 2021, 1655 UTC
by Bali_Frank

 

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