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
3 Replies
533 Views
Last post October 04, 2021, 1848 UTC
by Ray Lalleu
0 Replies
363 Views
Last post October 05, 2019, 1808 UTC
by Ray Lalleu
4 Replies
1756 Views
Last post July 20, 2014, 1249 UTC
by ChrisSmolinski
0 Replies
922 Views
Last post July 18, 2014, 0002 UTC
by Skipmuck
0 Replies
350 Views
Last post October 31, 2021, 0849 UTC
by Ray Lalleu
1 Replies
308 Views
Last post March 17, 2020, 1507 UTC
by Ray Lalleu
0 Replies
275 Views
Last post March 24, 2024, 1812 UTC
by RainBrandy
1 Replies
265 Views
Last post April 21, 2023, 1729 UTC
by Ray Lalleu
0 Replies
347 Views
Last post September 06, 2021, 1929 UTC
by Ray Lalleu
1 Replies
420 Views
Last post November 19, 2021, 1554 UTC
by RainBrandy
0 Replies
354 Views
Last post November 18, 2021, 2034 UTC
by Ray Lalleu
1 Replies
458 Views
Last post March 28, 2022, 1258 UTC
by Ray Lalleu
0 Replies
466 Views
Last post December 10, 2021, 1858 UTC
by dxace1
0 Replies
363 Views
Last post September 27, 2019, 1250 UTC
by Ray Lalleu
0 Replies
354 Views
Last post November 04, 2018, 1536 UTC
by Ray Lalleu
0 Replies
408 Views
Last post December 29, 2018, 1531 UTC
by Ray Lalleu
0 Replies
451 Views
Last post May 21, 2018, 0825 UTC
by Ray Lalleu
0 Replies
431 Views
Last post December 30, 2018, 0822 UTC
by Ray Lalleu
0 Replies
526 Views
Last post August 26, 2018, 1435 UTC
by Ray Lalleu
4 Replies
725 Views
Last post April 27, 2019, 2044 UTC
by The Ether Hacker

 

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