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
303 Views
Last post June 11, 2023, 1658 UTC
by Shortwave_Listener
1 Replies
462 Views
Last post February 22, 2022, 1651 UTC
by Ray Lalleu
1 Replies
299 Views
Last post March 23, 2023, 1332 UTC
by Ray Lalleu
1 Replies
462 Views
Last post March 20, 2022, 0633 UTC
by Ray Lalleu
1 Replies
281 Views
Last post April 22, 2023, 1825 UTC
by Ray Lalleu
4 Replies
797 Views
Last post May 17, 2021, 2335 UTC
by K1MLP
2 Replies
667 Views
Last post June 03, 2019, 0700 UTC
by Ray Lalleu
2 Replies
563 Views
Last post June 04, 2022, 2240 UTC
by Ray Lalleu
0 Replies
455 Views
Last post December 01, 2019, 0002 UTC
by kris
3 Replies
885 Views
Last post July 28, 2020, 0745 UTC
by The Ether Hacker
0 Replies
275 Views
Last post May 21, 2022, 2126 UTC
by kris
3 Replies
855 Views
Last post November 08, 2022, 2217 UTC
by Ray Lalleu
1 Replies
300 Views
Last post September 01, 2024, 2050 UTC
by hflstnr
0 Replies
346 Views
Last post October 03, 2020, 1955 UTC
by kris
2 Replies
535 Views
Last post April 22, 2022, 2131 UTC
by TonyD
2 Replies
529 Views
Last post June 30, 2021, 1834 UTC
by FOX
0 Replies
486 Views
Last post May 19, 2022, 1940 UTC
by kris
0 Replies
273 Views
Last post February 06, 2024, 0850 UTC
by kris
4 Replies
1012 Views
Last post April 27, 2019, 2338 UTC
by Skipmuck
1 Replies
457 Views
Last post October 02, 2020, 1630 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 Garden Flag
by MitchellTimeDesigns