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
0 Replies
393 Views
Last post December 31, 2021, 1335 UTC
by Ray Lalleu
0 Replies
361 Views
Last post February 17, 2022, 1350 UTC
by Ray Lalleu
2 Replies
536 Views
Last post February 19, 2022, 1421 UTC
by Bali_Frank
0 Replies
194 Views
Last post November 19, 2022, 1409 UTC
by Ray Lalleu
2 Replies
358 Views
Last post June 13, 2024, 1817 UTC
by DBullock
4 Replies
446 Views
Last post June 09, 2024, 1900 UTC
by Grey Fox
1 Replies
683 Views
Last post May 29, 2024, 2009 UTC
by Ray Lalleu
1 Replies
462 Views
Last post December 27, 2021, 1254 UTC
by europirate
2 Replies
505 Views
Last post June 29, 2022, 1420 UTC
by kris
0 Replies
467 Views
Last post May 27, 2018, 1911 UTC
by Ray Lalleu
1 Replies
636 Views
Last post June 17, 2018, 1726 UTC
by Ray Lalleu
3 Replies
798 Views
Last post May 14, 2018, 2053 UTC
by Ray Lalleu
3 Replies
1034 Views
Last post April 22, 2018, 2034 UTC
by ralf_bender
0 Replies
655 Views
Last post May 05, 2018, 2046 UTC
by Ray Lalleu
0 Replies
477 Views
Last post June 03, 2018, 1924 UTC
by Ray Lalleu
0 Replies
477 Views
Last post June 17, 2018, 2223 UTC
by Ray Lalleu
0 Replies
311 Views
Last post June 19, 2024, 0929 UTC
by Oliver
2 Replies
601 Views
Last post February 13, 2021, 1114 UTC
by TRI International
1 Replies
549 Views
Last post February 06, 2021, 2254 UTC
by Gino Italy
1 Replies
411 Views
Last post February 09, 2021, 1434 UTC
by kris

 

Normal Topic
Hot Topic (More than 15 replies)
Very Hot Topic (More than 25 replies)

Locked Topic
Sticky Topic
Poll


HFUnderground T-Shirt
HFUnderground T-Shirt
by MitchellTimeDesigns