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
2 Replies
425 Views
Last post June 17, 2023, 1428 UTC
by Misti-Radio
2 Replies
331 Views
Last post June 17, 2023, 0950 UTC
by RainBrandy
2 Replies
490 Views
Last post November 03, 2020, 1521 UTC
by Ray Lalleu
2 Replies
333 Views
Last post June 21, 2023, 1823 UTC
by kris
2 Replies
462 Views
Last post November 03, 2020, 2215 UTC
by Skipmuck
2 Replies
522 Views
Last post June 16, 2023, 2157 UTC
by ShortwaveRadio.de
2 Replies
524 Views
Last post June 24, 2023, 1959 UTC
by Ray Lalleu
2 Replies
342 Views
Last post June 23, 2023, 2129 UTC
by kris
2 Replies
651 Views
Last post November 05, 2020, 0852 UTC
by R319
2 Replies
363 Views
Last post June 26, 2023, 1653 UTC
by dxace1
2 Replies
345 Views
Last post June 30, 2023, 0031 UTC
by N2MLP
2 Replies
260 Views
Last post June 30, 2023, 1925 UTC
by kris
2 Replies
375 Views
Last post June 23, 2023, 2133 UTC
by kris
2 Replies
305 Views
Last post June 30, 2023, 2104 UTC
by dxace1
2 Replies
415 Views
Last post June 26, 2023, 0056 UTC
by Skipmuck
2 Replies
370 Views
Last post July 02, 2023, 0748 UTC
by Robertas
2 Replies
457 Views
Last post June 28, 2023, 0246 UTC
by N2MLP
2 Replies
387 Views
Last post June 30, 2023, 1905 UTC
by kris
2 Replies
752 Views
Last post November 07, 2020, 1003 UTC
by Gino Italy
2 Replies
643 Views
Last post November 07, 2020, 1506 UTC
by dxace1

 

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