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
520 Views
Last post February 27, 2022, 0949 UTC
by Bali_Frank
3 Replies
520 Views
Last post April 17, 2022, 2214 UTC
by Ray Lalleu
3 Replies
520 Views
Last post April 24, 2022, 1900 UTC
by Bricklayer
2 Replies
520 Views
Last post May 07, 2022, 1517 UTC
by Shortwave_Listener
2 Replies
520 Views
Last post July 01, 2022, 2052 UTC
by kris
4 Replies
520 Views
Last post December 01, 2022, 1726 UTC
by Ray Lalleu
2 Replies
520 Views
Last post January 29, 2023, 1538 UTC
by Ray Lalleu
2 Replies
520 Views
Last post March 22, 2023, 0901 UTC
by Ray Lalleu
4 Replies
520 Views
Last post April 10, 2023, 2322 UTC
by Ct Yankee
4 Replies
520 Views
Last post October 14, 2023, 2129 UTC
by RainBrandy
2 Replies
520 Views
Last post October 19, 2023, 2053 UTC
by kris
3 Replies
520 Views
Last post November 30, 2023, 1823 UTC
by Misti-Radio
2 Replies
520 Views
Last post December 03, 2023, 1859 UTC
by kris
0 Replies
520 Views
Last post May 21, 2018, 1838 UTC
by Ray Lalleu
0 Replies
520 Views
Last post June 04, 2018, 1637 UTC
by Ray Lalleu
0 Replies
520 Views
Last post August 26, 2018, 0758 UTC
by Ray Lalleu
0 Replies
520 Views
Last post October 20, 2018, 1049 UTC
by Ray Lalleu
1 Replies
520 Views
Last post January 01, 2019, 1446 UTC
by kris
0 Replies
520 Views
Last post February 05, 2019, 2144 UTC
by Ray Lalleu
0 Replies
520 Views
Last post May 05, 2019, 1909 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