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
316 Views
Last post March 28, 2024, 1808 UTC
by J. Carlos Pérez Montero
2 Replies
1410 Views
Last post October 22, 2020, 0456 UTC
by PollFCG
0 Replies
959 Views
Last post November 14, 2020, 2008 UTC
by iw2nzr
0 Replies
509 Views
Last post December 17, 2022, 1604 UTC
by Intruder
0 Replies
516 Views
Last post June 25, 2022, 2149 UTC
by IJN Harekaze
1 Replies
7087 Views
Last post July 21, 2019, 2341 UTC
by ulx2
0 Replies
1072 Views
Last post August 11, 2021, 2022 UTC
by Grey Fox
1 Replies
657 Views
Last post July 06, 2022, 0627 UTC
by Ray Lalleu
0 Replies
349 Views
Last post April 17, 2023, 2124 UTC
by graeme_ncl
0 Replies
1203 Views
Last post May 01, 2020, 2023 UTC
by giulipetra
0 Replies
859 Views
Last post March 29, 2021, 1609 UTC
by giulipetra
1 Replies
1887 Views
Last post March 20, 2025, 1051 UTC
by Ray Lalleu
0 Replies
337 Views
Last post December 31, 2022, 1801 UTC
by Funkenblitz
1 Replies
553 Views
Last post October 07, 2022, 1912 UTC
by Ray Lalleu
0 Replies
540 Views
Last post October 29, 2023, 0121 UTC
by FOX
0 Replies
487 Views
Last post August 23, 2024, 1750 UTC
by FOX
0 Replies
538 Views
Last post August 18, 2023, 1956 UTC
by FOX
0 Replies
294 Views
Last post January 15, 2023, 0342 UTC
by FOX
0 Replies
652 Views
Last post January 04, 2024, 1742 UTC
by FOX
0 Replies
368 Views
Last post November 23, 2024, 0119 UTC
by FOX

 

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