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
735 Views
Last post October 07, 2018, 2125 UTC
by Ray Lalleu
2 Replies
617 Views
Last post February 27, 2022, 2331 UTC
by Ray Lalleu
2 Replies
582 Views
Last post March 13, 2022, 1228 UTC
by TRI International
2 Replies
457 Views
Last post March 13, 2022, 1100 UTC
by Bali_Frank
2 Replies
593 Views
Last post April 05, 2020, 1852 UTC
by FOX
2 Replies
583 Views
Last post March 15, 2022, 1416 UTC
by henri
2 Replies
612 Views
Last post March 13, 2022, 1600 UTC
by Misti-Radio
2 Replies
533 Views
Last post April 04, 2020, 2135 UTC
by Skipmuck
2 Replies
527 Views
Last post April 04, 2020, 1927 UTC
by FOX
2 Replies
476 Views
Last post April 04, 2020, 1802 UTC
by dxace1
2 Replies
496 Views
Last post April 04, 2020, 1607 UTC
by Big Badfish Al
2 Replies
604 Views
Last post March 12, 2022, 1151 UTC
by The Ether Hacker
2 Replies
807 Views
Last post March 10, 2022, 1727 UTC
by Erik Mattson
2 Replies
544 Views
Last post April 04, 2020, 1355 UTC
by dandan22
2 Replies
648 Views
Last post March 07, 2022, 1512 UTC
by kris
2 Replies
545 Views
Last post April 03, 2020, 2002 UTC
by kris
2 Replies
556 Views
Last post March 06, 2022, 1938 UTC
by Ray Lalleu
2 Replies
532 Views
Last post April 03, 2020, 1844 UTC
by The Ether Hacker
2 Replies
631 Views
Last post March 08, 2022, 2004 UTC
by Mad Radio DXer UK
2 Replies
549 Views
Last post March 08, 2022, 1829 UTC
by Mad Radio DXer UK

 

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