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
190 Views
Last post August 24, 2024, 2114 UTC
by Ray Lalleu
0 Replies
172 Views
Last post August 27, 2023, 1825 UTC
by Ray Lalleu
1 Replies
448 Views
Last post December 25, 2019, 1945 UTC
by Ray Lalleu
1 Replies
350 Views
Last post November 30, 2024, 0238 UTC
by N2MLP
1 Replies
311 Views
Last post December 28, 2022, 1722 UTC
by Shortwave_Listener
1 Replies
431 Views
Last post February 13, 2021, 1450 UTC
by TRI International
0 Replies
556 Views
Last post April 21, 2019, 2224 UTC
by Ray Lalleu
0 Replies
365 Views
Last post August 19, 2020, 1719 UTC
by Ray Lalleu
0 Replies
498 Views
Last post July 08, 2018, 0945 UTC
by Ray Lalleu
3 Replies
472 Views
Last post October 15, 2023, 1755 UTC
by Misti-Radio
0 Replies
275 Views
Last post August 12, 2022, 1900 UTC
by Ray Lalleu
0 Replies
256 Views
Last post November 15, 2020, 0958 UTC
by Ray Lalleu
0 Replies
210 Views
Last post February 19, 2020, 1804 UTC
by Ray Lalleu
0 Replies
438 Views
Last post November 23, 2018, 1432 UTC
by Ray Lalleu
0 Replies
146 Views
Last post January 11, 2025, 1100 UTC
by Ray Lalleu
0 Replies
304 Views
Last post January 20, 2024, 1914 UTC
by Ray Lalleu
0 Replies
199 Views
Last post February 25, 2023, 1123 UTC
by Ray Lalleu
0 Replies
410 Views
Last post March 27, 2021, 1344 UTC
by Ray Lalleu
1 Replies
367 Views
Last post May 10, 2020, 0837 UTC
by KaySeeks
0 Replies
172 Views
Last post June 17, 2023, 2017 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 House Flag
by MitchellTimeDesigns