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
444 Views
Last post July 22, 2022, 2108 UTC
by Ray Lalleu
2 Replies
449 Views
Last post July 22, 2022, 2041 UTC
by Grey Fox
2 Replies
491 Views
Last post July 22, 2022, 2039 UTC
by Grey Fox
1 Replies
498 Views
Last post July 22, 2022, 2005 UTC
by kobalts
0 Replies
335 Views
Last post July 22, 2022, 1951 UTC
by kris
1 Replies
449 Views
Last post July 22, 2022, 1948 UTC
by Ray Lalleu
1 Replies
377 Views
Last post July 22, 2022, 1851 UTC
by kris
1 Replies
395 Views
Last post July 22, 2022, 1844 UTC
by kris
0 Replies
351 Views
Last post July 22, 2022, 1829 UTC
by Ray Lalleu
0 Replies
364 Views
Last post July 22, 2022, 1821 UTC
by Ray Lalleu
1 Replies
453 Views
Last post July 22, 2022, 1701 UTC
by Shortwave_Listener
1 Replies
455 Views
Last post July 22, 2022, 1600 UTC
by Shortwave_Listener
0 Replies
439 Views
Last post July 22, 2022, 1529 UTC
by Ray Lalleu
1 Replies
471 Views
Last post July 22, 2022, 1229 UTC
by dave1965
0 Replies
430 Views
Last post July 22, 2022, 1203 UTC
by TRI International
0 Replies
398 Views
Last post July 21, 2022, 2052 UTC
by Ray Lalleu
1 Replies
430 Views
Last post July 21, 2022, 2029 UTC
by Ray Lalleu
0 Replies
347 Views
Last post July 21, 2022, 1948 UTC
by Ray Lalleu
0 Replies
318 Views
Last post July 21, 2022, 1942 UTC
by Ray Lalleu
0 Replies
303 Views
Last post July 21, 2022, 1935 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