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
516 Views
Last post March 14, 2022, 2203 UTC
by Ray Lalleu
0 Replies
516 Views
Last post February 09, 2022, 1641 UTC
by Ray Lalleu
0 Replies
534 Views
Last post February 09, 2022, 1925 UTC
by Ray Lalleu
0 Replies
522 Views
Last post February 10, 2022, 1802 UTC
by Ray Lalleu
0 Replies
580 Views
Last post March 16, 2022, 2111 UTC
by Ray Lalleu
0 Replies
578 Views
Last post February 11, 2022, 1139 UTC
by TRI International
0 Replies
533 Views
Last post February 11, 2022, 1714 UTC
by Ray Lalleu
0 Replies
525 Views
Last post February 11, 2022, 1750 UTC
by Ray Lalleu
0 Replies
533 Views
Last post February 12, 2022, 1814 UTC
by Ray Lalleu
0 Replies
528 Views
Last post February 27, 2022, 2304 UTC
by Ray Lalleu
0 Replies
493 Views
Last post February 13, 2022, 2055 UTC
by Ray Lalleu
0 Replies
571 Views
Last post February 14, 2022, 2001 UTC
by Ray Lalleu
0 Replies
571 Views
Last post February 14, 2022, 2027 UTC
by Ray Lalleu
0 Replies
717 Views
Last post February 14, 2022, 2331 UTC
by Curt
0 Replies
548 Views
Last post February 15, 2022, 1937 UTC
by Ray Lalleu
0 Replies
568 Views
Last post February 15, 2022, 2046 UTC
by Ray Lalleu
0 Replies
604 Views
Last post February 15, 2022, 2349 UTC
by kris
0 Replies
742 Views
Last post February 16, 2022, 1759 UTC
by dxhound2005
0 Replies
553 Views
Last post February 16, 2022, 1802 UTC
by Ray Lalleu
0 Replies
587 Views
Last post March 20, 2022, 0709 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