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
1 Replies
217 Views
Last post June 02, 2024, 0801 UTC
by Fisherman
0 Replies
329 Views
Last post September 20, 2020, 0955 UTC
by Ray Lalleu
0 Replies
475 Views
Last post August 31, 2018, 1914 UTC
by Ray Lalleu
1 Replies
505 Views
Last post November 17, 2023, 1804 UTC
by ukdxer
0 Replies
391 Views
Last post May 01, 2021, 1837 UTC
by Ray Lalleu
0 Replies
308 Views
Last post June 10, 2020, 1722 UTC
by Ray Lalleu
0 Replies
499 Views
Last post July 31, 2019, 2106 UTC
by Ray Lalleu
1 Replies
288 Views
Last post August 01, 2023, 2154 UTC
by N2MLP
9 Replies
1135 Views
Last post August 17, 2021, 2336 UTC
by Chuck54
1 Replies
474 Views
Last post November 25, 2019, 1349 UTC
by kris
1 Replies
686 Views
Last post October 25, 2018, 1324 UTC
by bumbelstock
0 Replies
145 Views
Last post November 07, 2024, 1626 UTC
by Ray Lalleu
0 Replies
186 Views
Last post November 26, 2022, 1013 UTC
by Ray Lalleu
3 Replies
671 Views
Last post January 24, 2021, 1706 UTC
by Ronald_Mullis
3 Replies
930 Views
Last post March 26, 2019, 2313 UTC
by PirateSWL
0 Replies
185 Views
Last post March 24, 2024, 0850 UTC
by Ray Lalleu
1 Replies
423 Views
Last post April 09, 2022, 1600 UTC
by Ray Lalleu
0 Replies
272 Views
Last post July 25, 2020, 1741 UTC
by Ray Lalleu
0 Replies
461 Views
Last post May 29, 2018, 1707 UTC
by Ray Lalleu
0 Replies
380 Views
Last post January 19, 2020, 2229 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