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
6 Replies
596 Views
Last post August 04, 2023, 2124 UTC
by N2MLP
11 Replies
738 Views
Last post January 24, 2025, 1512 UTC
by Ron Hunsicker
5 Replies
448 Views
Last post January 28, 2025, 2026 UTC
by Treehouse SWL
8 Replies
783 Views
Last post January 06, 2024, 2037 UTC
by Sarge94
7 Replies
970 Views
Last post June 19, 2024, 0229 UTC
by N2MLP
7 Replies
521 Views
Last post March 26, 2025, 2112 UTC
by dxwingr
8 Replies
810 Views
Last post August 18, 2023, 1935 UTC
by Ron Hunsicker
5 Replies
627 Views
Last post July 25, 2023, 2258 UTC
by N2MLP
7 Replies
1084 Views
Last post October 03, 2023, 2237 UTC
by Ray Lalleu
7 Replies
894 Views
Last post September 10, 2023, 2208 UTC
by Kestrel
15 Replies
2170 Views
Last post December 12, 2023, 2300 UTC
by rickcutter
7 Replies
892 Views
Last post September 11, 2023, 2157 UTC
by Dr. Strangelove
13 Replies
1225 Views
Last post November 26, 2024, 2207 UTC
by flexoman61
0 Replies
197 Views
Last post March 06, 2025, 1656 UTC
by ChrisSmolinski
14 Replies
1450 Views
Last post December 02, 2024, 2138 UTC
by dxwingr
15 Replies
1002 Views
Last post December 30, 2024, 1547 UTC
by Ron Hunsicker
12 Replies
1330 Views
Last post May 02, 2024, 2338 UTC
by flexoman61
14 Replies
1208 Views
Last post January 21, 2024, 2314 UTC
by Baba Booey
9 Replies
1034 Views
Last post March 18, 2024, 2149 UTC
by Sky Waves
8 Replies
466 Views
Last post April 16, 2025, 2156 UTC
by Rob.

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground Mug
HFUnderground Mug
by MitchellTimeDesigns