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
853 Views
Last post November 06, 2023, 2041 UTC
by Ron - Calif.
1 Replies
560 Views
Last post November 05, 2023, 1440 UTC
by Ron - Calif.
1 Replies
437 Views
Last post November 05, 2023, 1436 UTC
by Ron - Calif.
0 Replies
378 Views
Last post November 04, 2023, 2257 UTC
by Ct Yankee
0 Replies
509 Views
Last post November 04, 2023, 2104 UTC
by TRI International
2 Replies
632 Views
Last post November 04, 2023, 2103 UTC
by TRI International
0 Replies
375 Views
Last post November 04, 2023, 1356 UTC
by TRI International
0 Replies
376 Views
Last post November 04, 2023, 1328 UTC
by TRI International
0 Replies
440 Views
Last post November 04, 2023, 1309 UTC
by TRI International
2 Replies
832 Views
Last post November 04, 2023, 1125 UTC
by TRI International
0 Replies
422 Views
Last post November 04, 2023, 1007 UTC
by Ray Lalleu
0 Replies
390 Views
Last post November 04, 2023, 0954 UTC
by Ct Yankee
0 Replies
582 Views
Last post November 03, 2023, 1055 UTC
by TRI International
0 Replies
421 Views
Last post November 03, 2023, 1010 UTC
by TRI International
0 Replies
405 Views
Last post November 03, 2023, 0954 UTC
by TRI International
0 Replies
411 Views
Last post November 03, 2023, 0914 UTC
by TRI International
0 Replies
503 Views
Last post November 02, 2023, 2213 UTC
by East Troy Don
0 Replies
479 Views
Last post November 02, 2023, 2152 UTC
by East Troy Don
1 Replies
563 Views
Last post November 02, 2023, 2140 UTC
by East Troy Don
0 Replies
442 Views
Last post November 02, 2023, 2125 UTC
by TRI International

 

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