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
453 Views
Last post March 27, 2019, 1835 UTC
by kris
1 Replies
487 Views
Last post May 25, 2019, 1825 UTC
by Ray Lalleu
0 Replies
722 Views
Last post April 17, 2019, 1812 UTC
by dxace1
1 Replies
475 Views
Last post May 15, 2021, 1839 UTC
by dxace1
0 Replies
466 Views
Last post April 24, 2019, 1831 UTC
by Ray Lalleu
0 Replies
477 Views
Last post June 29, 2018, 1833 UTC
by Ray Lalleu
0 Replies
471 Views
Last post March 04, 2019, 1831 UTC
by Ray Lalleu
1 Replies
445 Views
Last post May 11, 2022, 1925 UTC
by dxace1
4 Replies
676 Views
Last post March 19, 2022, 2203 UTC
by Ray Lalleu
0 Replies
383 Views
Last post May 29, 2019, 1846 UTC
by Ray Lalleu
0 Replies
424 Views
Last post June 10, 2019, 1849 UTC
by Ray Lalleu
1 Replies
479 Views
Last post September 15, 2018, 2004 UTC
by kris
0 Replies
371 Views
Last post May 28, 2019, 1945 UTC
by Ray Lalleu
0 Replies
515 Views
Last post August 08, 2018, 1639 UTC
by Ray Lalleu
0 Replies
432 Views
Last post May 21, 2019, 1924 UTC
by Ray Lalleu
0 Replies
432 Views
Last post March 02, 2019, 1950 UTC
by Ray Lalleu
2 Replies
651 Views
Last post June 15, 2018, 2117 UTC
by Ray Lalleu
0 Replies
467 Views
Last post June 16, 2019, 2002 UTC
by Ray Lalleu
0 Replies
509 Views
Last post June 21, 2018, 2007 UTC
by Ray Lalleu
0 Replies
479 Views
Last post October 21, 2018, 2032 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 House Flag
by MitchellTimeDesigns