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
237 Views
Last post June 09, 2023, 1706 UTC
by Misti-Radio
3 Replies
534 Views
Last post October 05, 2024, 2125 UTC
by kris
2 Replies
557 Views
Last post October 16, 2021, 1932 UTC
by kobalts
0 Replies
426 Views
Last post February 10, 2020, 1610 UTC
by Ray Lalleu
1 Replies
589 Views
Last post January 20, 2019, 1649 UTC
by The Ether Hacker
2 Replies
313 Views
Last post February 16, 2023, 1936 UTC
by TRI International
0 Replies
460 Views
Last post March 05, 2022, 2019 UTC
by Ray Lalleu
0 Replies
388 Views
Last post March 21, 2021, 0738 UTC
by Ray Lalleu
2 Replies
449 Views
Last post June 12, 2020, 2025 UTC
by kris
0 Replies
541 Views
Last post June 01, 2019, 0743 UTC
by Ray Lalleu
1 Replies
440 Views
Last post June 03, 2022, 2114 UTC
by SWL-JO21
3 Replies
947 Views
Last post September 22, 2020, 1044 UTC
by Jock Wilson
0 Replies
471 Views
Last post September 02, 2018, 1317 UTC
by Ray Lalleu
0 Replies
77 Views
Last post August 31, 2025, 0751 UTC
by Ray Lalleu
0 Replies
212 Views
Last post November 19, 2023, 0831 UTC
by Ray Lalleu
1 Replies
639 Views
Last post November 27, 2021, 2052 UTC
by The Vault Keeper
4 Replies
744 Views
Last post March 24, 2020, 1925 UTC
by kris
1 Replies
239 Views
Last post February 20, 2025, 1558 UTC
by ChrisSmolinski
1 Replies
480 Views
Last post May 03, 2021, 1542 UTC
by The Vault Keeper
1 Replies
211 Views
Last post August 04, 2023, 1734 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