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
341 Views
Last post May 20, 2025, 1818 UTC
by Ray Lalleu
1 Replies
341 Views
Last post May 24, 2025, 0939 UTC
by Benoit LEVEQUE
0 Replies
341 Views
Last post June 07, 2025, 2055 UTC
by Ray Lalleu
1 Replies
341 Views
Last post June 21, 2025, 1629 UTC
by Ray Lalleu
2 Replies
341 Views
Last post July 03, 2025, 1744 UTC
by dxace1
2 Replies
341 Views
Last post July 12, 2025, 1610 UTC
by dxace1
2 Replies
341 Views
Last post July 31, 2025, 2023 UTC
by kris
1 Replies
341 Views
Last post September 01, 2025, 1748 UTC
by Alex BLR
1 Replies
341 Views
Last post September 09, 2025, 1658 UTC
by Ray Lalleu
0 Replies
341 Views
Last post August 28, 2022, 1506 UTC
by kris
0 Replies
341 Views
Last post September 11, 2022, 1833 UTC
by Ray Lalleu
0 Replies
341 Views
Last post September 14, 2022, 0731 UTC
by Ray Lalleu
1 Replies
341 Views
Last post October 02, 2022, 0826 UTC
by Ray Lalleu
0 Replies
341 Views
Last post October 09, 2022, 2109 UTC
by Ray Lalleu
1 Replies
341 Views
Last post October 21, 2022, 2127 UTC
by kris
1 Replies
341 Views
Last post October 23, 2022, 1522 UTC
by Bali_Frank
1 Replies
341 Views
Last post November 05, 2022, 1936 UTC
by FOX
0 Replies
341 Views
Last post November 14, 2022, 1806 UTC
by Ray Lalleu
0 Replies
341 Views
Last post November 19, 2022, 1204 UTC
by Ethernut
1 Replies
341 Views
Last post December 17, 2022, 1522 UTC
by kris

 

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