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
4 Replies
471 Views
Last post May 27, 2023, 2111 UTC
by Ray Lalleu
4 Replies
589 Views
Last post November 08, 2020, 2003 UTC
by ChrisSmolinski
4 Replies
484 Views
Last post May 07, 2023, 1143 UTC
by Magnitic
4 Replies
559 Views
Last post May 01, 2023, 2142 UTC
by TRI International
4 Replies
703 Views
Last post May 04, 2023, 1637 UTC
by TRI International
4 Replies
432 Views
Last post April 29, 2023, 2041 UTC
by fox558
4 Replies
578 Views
Last post June 03, 2023, 2327 UTC
by N2MLP
4 Replies
448 Views
Last post April 10, 2023, 2322 UTC
by Ct Yankee
4 Replies
932 Views
Last post April 17, 2019, 2254 UTC
by Skipmuck
4 Replies
569 Views
Last post October 04, 2020, 2303 UTC
by Molvania Poacher
4 Replies
716 Views
Last post October 06, 2020, 2147 UTC
by The Ether Hacker
4 Replies
321 Views
Last post March 19, 2023, 0948 UTC
by Robertas
4 Replies
892 Views
Last post May 22, 2018, 2239 UTC
by Ray Lalleu
4 Replies
1124 Views
Last post March 25, 2017, 2145 UTC
by ChrisSmolinski
4 Replies
417 Views
Last post April 10, 2023, 1547 UTC
by Magnitic
4 Replies
1163 Views
Last post March 24, 2017, 2302 UTC
by Ct Yankee
4 Replies
576 Views
Last post March 19, 2023, 1816 UTC
by Ray Lalleu
4 Replies
303 Views
Last post April 09, 2023, 0917 UTC
by Bali_Frank
4 Replies
491 Views
Last post March 04, 2023, 2301 UTC
by Radio Star
4 Replies
430 Views
Last post March 29, 2023, 1840 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