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
627 Views
Last post April 26, 2020, 0832 UTC
by KaySeeks
0 Replies
223 Views
Last post March 26, 2023, 1442 UTC
by Ray Lalleu
2 Replies
527 Views
Last post November 06, 2020, 1641 UTC
by kris
0 Replies
380 Views
Last post January 03, 2021, 1156 UTC
by Ray Lalleu
1 Replies
369 Views
Last post September 10, 2024, 1543 UTC
by dxace1
0 Replies
413 Views
Last post February 14, 2021, 1413 UTC
by Ray Lalleu
1 Replies
454 Views
Last post April 05, 2021, 0934 UTC
by TRI International
0 Replies
404 Views
Last post November 17, 2018, 1530 UTC
by Ray Lalleu
0 Replies
416 Views
Last post October 10, 2021, 1616 UTC
by Ray Lalleu
0 Replies
468 Views
Last post October 03, 2021, 1246 UTC
by Ray Lalleu
0 Replies
413 Views
Last post October 20, 2019, 1224 UTC
by Ray Lalleu
2 Replies
481 Views
Last post February 02, 2020, 1004 UTC
by kris
1 Replies
536 Views
Last post June 23, 2019, 0932 UTC
by The Ether Hacker
3 Replies
583 Views
Last post January 24, 2021, 1505 UTC
by ZPR
1 Replies
511 Views
Last post October 13, 2019, 1652 UTC
by dxace1
1 Replies
462 Views
Last post October 13, 2019, 1759 UTC
by dxace1
0 Replies
344 Views
Last post December 06, 2019, 1543 UTC
by Ray Lalleu
0 Replies
202 Views
Last post October 26, 2024, 1727 UTC
by Ray Lalleu
1 Replies
515 Views
Last post July 09, 2020, 1701 UTC
by dxace1
4 Replies
521 Views
Last post May 07, 2023, 1118 UTC
by m3ozp1

 

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