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
401 Views
Last post December 02, 2019, 1548 UTC
by Ray Lalleu
0 Replies
439 Views
Last post October 29, 2018, 1646 UTC
by Ray Lalleu
0 Replies
150 Views
Last post October 08, 2025, 1714 UTC
by Ray Lalleu
2 Replies
376 Views
Last post November 10, 2024, 1212 UTC
by TRI International
1 Replies
388 Views
Last post January 01, 2024, 1028 UTC
by FOX
1 Replies
498 Views
Last post January 08, 2022, 1001 UTC
by dave1965
0 Replies
356 Views
Last post January 30, 2021, 1650 UTC
by Ray Lalleu
0 Replies
333 Views
Last post April 27, 2020, 0800 UTC
by Ray Lalleu
0 Replies
214 Views
Last post April 06, 2025, 0715 UTC
by Ray Lalleu
5 Replies
718 Views
Last post March 29, 2024, 1937 UTC
by DBullock
2 Replies
645 Views
Last post April 12, 2022, 1948 UTC
by kris
1 Replies
786 Views
Last post June 07, 2018, 2137 UTC
by Ray Lalleu
1 Replies
229 Views
Last post July 05, 2025, 1826 UTC
by RadioLongWire
0 Replies
278 Views
Last post September 29, 2023, 1922 UTC
by Ray Lalleu
8 Replies
1253 Views
Last post October 03, 2021, 2108 UTC
by Molvania Poacher
0 Replies
473 Views
Last post January 26, 2020, 2001 UTC
by Ray Lalleu
0 Replies
272 Views
Last post February 03, 2023, 1946 UTC
by Ray Lalleu
3 Replies
761 Views
Last post May 18, 2019, 0736 UTC
by Ray Lalleu
0 Replies
390 Views
Last post June 18, 2021, 1337 UTC
by Ray Lalleu
1 Replies
446 Views
Last post September 12, 2020, 2138 UTC
by kris

 

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