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
350 Views
Last post March 16, 2024, 1929 UTC
by Ray Lalleu
3 Replies
603 Views
Last post December 09, 2020, 1453 UTC
by kris
0 Replies
1181 Views
Last post August 13, 2017, 2153 UTC
by kris
2 Replies
273 Views
Last post November 01, 2024, 1927 UTC
by Ray Lalleu
0 Replies
350 Views
Last post November 10, 2023, 0940 UTC
by kris
1 Replies
360 Views
Last post May 24, 2024, 1247 UTC
by Benoit LEVEQUE
2 Replies
308 Views
Last post May 28, 2023, 1844 UTC
by FOX
0 Replies
292 Views
Last post April 06, 2025, 1712 UTC
by kris
0 Replies
481 Views
Last post October 14, 2019, 1921 UTC
by kris
1 Replies
470 Views
Last post February 22, 2023, 1955 UTC
by Ray Lalleu
2 Replies
411 Views
Last post January 07, 2025, 1639 UTC
by HB9ILL
1 Replies
542 Views
Last post November 05, 2021, 2121 UTC
by kobalts
1 Replies
336 Views
Last post January 30, 2024, 0836 UTC
by Ray Lalleu
1 Replies
610 Views
Last post October 08, 2021, 2216 UTC
by Ray Lalleu
1 Replies
372 Views
Last post October 15, 2023, 1854 UTC
by Ray Lalleu
2 Replies
417 Views
Last post July 09, 2023, 2356 UTC
by TRI International
2 Replies
535 Views
Last post December 29, 2021, 2232 UTC
by Ray Lalleu
1 Replies
607 Views
Last post May 21, 2018, 2048 UTC
by Ray Lalleu
2 Replies
639 Views
Last post April 05, 2022, 1953 UTC
by FOX
3 Replies
596 Views
Last post August 13, 2021, 2345 UTC
by Skipmuck

 

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