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
470 Views
Last post November 12, 2023, 1756 UTC
by Ray Lalleu
3 Replies
661 Views
Last post November 30, 2023, 1835 UTC
by Misti-Radio
2 Replies
765 Views
Last post October 20, 2023, 1218 UTC
by europirate
2 Replies
583 Views
Last post December 20, 2023, 0940 UTC
by kris
2 Replies
573 Views
Last post November 22, 2023, 0907 UTC
by Ray Lalleu
0 Replies
379 Views
Last post May 26, 2023, 1835 UTC
by FOX
1 Replies
341 Views
Last post April 26, 2023, 1522 UTC
by Ray Lalleu
0 Replies
273 Views
Last post May 27, 2023, 1444 UTC
by dxace1
1 Replies
344 Views
Last post August 11, 2023, 1450 UTC
by Ray Lalleu
3 Replies
470 Views
Last post May 21, 2023, 1526 UTC
by dxace1
0 Replies
319 Views
Last post July 23, 2023, 1649 UTC
by europirate
2 Replies
1084 Views
Last post November 04, 2017, 2240 UTC
by ChrisSmolinski
2 Replies
424 Views
Last post May 29, 2023, 0851 UTC
by europirate
0 Replies
213 Views
Last post July 16, 2023, 0818 UTC
by FOX
2 Replies
258 Views
Last post August 09, 2023, 1826 UTC
by ukdxer
0 Replies
218 Views
Last post December 03, 2023, 1559 UTC
by Ray Lalleu
1 Replies
432 Views
Last post December 20, 2023, 1606 UTC
by Ray Lalleu
0 Replies
259 Views
Last post November 30, 2023, 0859 UTC
by Ray Lalleu
2 Replies
378 Views
Last post November 11, 2023, 1137 UTC
by tomread
0 Replies
278 Views
Last post November 22, 2023, 1612 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